TANKLESS MAGNETIC INDUCTION WATER HEATER/CHILLER ASSEMBLY
20210080155 ยท 2021-03-18
Inventors
Cpc classification
F25B21/00
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Y02B30/00
GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
International classification
Abstract
A fluid conditioning system with a housing having a fluid inlet. A sleeve shaped support extends within the housing. A plurality of spaced apart magnetic or electromagnetic plates are communicated with the fluid inlet and extend radially from the sleeve support. An elongated conductive component arranged about the sleeve support and incorporates a plurality of linearly spaced apart and radially projecting fluid communicating packages which alternate in arrangement with the axially spaced and radially supported magnetic/electromagnetic plates. A conduit extends from the fluid inlet to a fluid outlet of the housing, each of the fluid communicating packages includes individual inlet and outlet locations to the conduit. A motor or other rotary inducing input rotates the sleeve support and magnetic/electromagnetic plates to generate an oscillating magnetic field, resulting in conditioning of the fluid circulated within each fluid communicating package by either heating or cooling of the fluid.
Claims
1. A fluid conditioning system, comprising: a housing having a fluid inlet; a sleeve shaped support extending within said housing; a plurality of spaced apart magnetic or electromagnetic plates communicated with said fluid inlet, said plates extending radially from said sleeve support; an elongated conductive component supported about said sleeve support, said conductive component incorporating a plurality of linearly spaced apart and radially projecting fluid communicating packages which alternate in arrangement with said axially spaced and radially supported magnetic/electromagnetic plates; a conduit extending from said fluid inlet to a fluid outlet of said housing, each of said fluid communicating packages including individual inlet and outlet locations to said conduit; and a motor for rotating said sleeve support and magnetic/electromagnetic plates to generate an oscillating magnetic field, resulting in conditioning of the fluid circulated within each fluid communicating package by either heating or cooling of the fluid.
2. The invention of claim 1, each of said fluid communicating package including a pair of conductive plates which, upon being assembled together, define an interior pathway extending between said inlet and outlet locations of said package.
3. The invention of claim 2, said interior pathway further comprising a plurality of radially extending individual lengths interconnected end to end in a circumferential ribbon fashion about an interior circumference of the assembled package.
4. The invention of claim 2, said interior pathway further comprising any dimpled or irregular pattern extending between each of said inlet and outlet locations and arranged in radial and reverse-bended locations extending in progressing fashion about the interior circumference of the assembled package.
5. The invention of claim 2, said interior pathway further comprising alternating combinations of dimples with each of linear and Y branching portions for avoiding different fluid flow at different temperatures for transfer through said conductive plates.
6. The invention of claim 2, said interior pathway further comprising a plurality of individual spiraling lengths interconnected end to end in a circumferential reverse bended fashion about an interior circumference of the assembled package.
7. The invention of claim 3, said radially extending lengths further comprising individually tapered profiles to create a wave effect on the circulated fluid.
8. The invention of claim 2, further comprising a plurality of agitating elements positioned within the interior pathway for interrupting the fluid circulating flow within each conductive package.
9. The invention as described in claim 1, said magnetic or electromagnetic plates and said conductive packages each further comprising a circular shape.
10. The invention as described in claim 1, further comprising said fluid communicating packages being combined into individual pairs.
11. The invention as described in claim 1, further comprising said system providing production of on demand conditioned fluid without need of a holding tank.
12. The invention as described in claim 1, further comprising said motor or other rotary inducing input selectively activating or deactivating any sub-plurality of magnetic or electromagnetic plates alternating given fluid communicating packages.
13. The invention as described in claim 1, further comprising any sub-plurality of said fluid communicating packages being deactivated through valving associated with each of said individual fluid inlet and outlet locations.
14. The invention as described in claim 1, further comprising said fluid communicating packages being provided in individual pairs, an intermediate plate separating a pair of sub-plates associated with each pair of individual fluid communicating packages.
15. The invention as described in claim 14, further comprising a first of said sub-plates directing fluid in a first circuitous and circumferential direction, said intermediate plate communicating an outlet of said first sub-plate to an inlet of said second sub-late for redirecting fluid flow in a second counter direction.
16. The invention as described in claim 1, further comprising a central shaft secured to said sleeve-shaped support via radially extending brackets for rotating said plurality of magnetic or electromagnetic plates.
17. The invention as described in claim 16, further comprising said motor or other rotary inducing input being located within said sleeve extending within said housing for rotating a central shaft connected to said sleeve via radially extending brackets.
18. The invention as described in claim 16, further comprising said motor or other rotary inducing input located outside of said housing for rotating a central shaft connected to said sleeve via radially extending brackets.
19. The invention as described in claim 1, further comprising said motor or other rotary inducing input selectively engaging or disengaging sub-pluralities of said magnetic/electromagnetic plates to corresponding with fluid activated fluid communicating packages.
20. The invention as described in claim 1, further comprising a power supply to said motor or other rotary inducting input being selectively increased or decreased in order to adjust a speed of rotation of said magnetic/electromagnetic plates.
Description
BRIEF DESCRIPTION OF THE DRAWINGS
[0011] Reference will now be made to the attached drawings, when read in combination with the following detailed description, wherein like reference numerals refer to like parts throughout the several views, and in which:
[0012]
[0013]
[0014]
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[0016]
[0017]
[0018]
[0019]
[0020]
[0021]
DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS
[0022] With reference to the attached illustrations, the present invention discloses, in one non-limited application, either of magnetic or electromagnetic induction water heaters, examples of which are illustrated at 10 in
[0023] In combination with
[0024] A central sleeve 18 is supported in rotatable fashion within a length extending interior of the housing 10. As further depicted in
[0025] A plurality of spaced magnetic or electromagnetic plates are depicted in one non-limiting arrangement at 36, 38, 40, 42, 44, 46, 48, 50 and 52, arranged in axially spaced apart fashion and extending radially outwardly from the central sleeve 18. As further depicted in the cutaway view of
[0026] An elongated conductive component (also partially depicted in cutaway) includes an elongated body supported (typically stationary) about the sleeve 18 and between the linearly spaced and radially projecting magnetic or electromagnetic plates 36-52. The conductive component depicts a plurality of circumferentially extending (typically disk shaped) fluid communicating packages, these depicted at 62, 64, 66, 68, 70, 72, 74 and 76 arranged in alternating fashion with the rotating magnet/electromagnetic plates 36-52. It is understood that the conductive packages can be constructed in two pieces and are welded or otherwise joined together in order to align the interior passageways (see as described below).
[0027] With subsequent reference to
[0028] An electric motor 84 or like rotational inducing component is provided and can include without limitation any type of blower motor, other electrical motor or generator, or any other type of motor-engine or other rotary inducing input. As further shown in
[0029] In this fashion, the varying magnetic fields are generated via the rotation of the magnetic/electromagnetic plates to inductive heat (according to the illustrated embodiment) the space between the magnetic or electromagnetic plates and the conductive packages, owing to the alternating fields generated by the rotation of the proximate located magnets/electromagnets to frictionally heat and include eddy currents that travel in the conductive plates packages and dissipate in form of heat losses that conductively heat the fluid circulating in the packages. Associated thermostat controls can be utilized in order to cycle the motor 84 on periodically in order to keep the plates constantly warm (or chilled in an optional magneto caloric heat pump variant), such further optionally occurring without necessarily having fluid flowing through the conductive fluid heating packages.
[0030] Without limitation, the configuration and material selection for each of the magnetic or electromagnetic plates 36-52 can be selected from any material not limited to rare earth metals and alloys and which possesses properties necessary to generate adequate oscillating magnetic fields for inducing magnetic or electromagnetic heating, such again resulting from the ability to either maintain or switch the magnet polarity at a sufficiently high rate in order for the generated friction to create the desired heat/cold profile. The conductive fluid communicating packages 62-76 can be constructed, without limitation, of a ferromagnetic, paramagnetic or diamagnetic material and respond to the oscillating fields generated via magnetic induction such that they create eddy currents and Joule heating.
[0031]
[0032]
[0033] The conductive disk package provides conditioning of the fluid (such as heating or chilling depending upon the variant) communicated between the inlet 78 and outlet 80 locations of the disk package which are tied into the common fluid line 82 extending between the housing inlet 14 and outlet 16 locations. In combination with the cutaway views of
[0034] As further shown, the non-limiting example of the interior fluid pathway configuration is shown in various orientations in each of
[0035] It is further noted, without limitation, that the invention contemplates in one non-limiting embodiment having all of the conductive packages concurrently circulating and heating/chilling fluid from the common line 82 in order to provide a steady and pressurized flow of conditioned fluid through the outlet 16. Additional non-limiting variants further envision the ability to utilize appropriate valves or controls in order to selectively activate/deactivate fluid flow through some or all of the disk packages in order to modify the volume of conditioned fluid being delivered from the water heater/chiller assembly 10, such further contemplating engaging or disengaging the rotation of the magnetic plates if the disk packages are active or inactive and connecting or disconnecting an electric supply, as well as varying intensity by increasing or decreasing power supply to the electromagnets of the disk packages that are active and engaged, if electromagnets are used, via the motor or other rotary inducing input RPM or rotational speed to accomplish best performance in terms of efficiency or COP (coefficient of performance). It is also envisioned that the associated valving/controls can be further designed in order to successively pass conditioned fluid through multiple (including consecutive or non-consecutive) conductive disk packages, such as in order to modify a desired fluid delivery temperature.
[0036] Referencing again
[0037] Given the above description, the present invention additionally envisions numerous techniques, teachings and factors for modifying the temperature range of heating/cooling or which can be accomplished for the variants described herein. This can include modifying the rotational speed (such as measured in RPM's or revolutions per minute) of the magnetic plates, thereby affecting the magnetic or electromagnetic induction (magnetic field created) and, consequently, adjusting the eddy currents created in the conductive disk packagers (sandwiched plates with interior fluid carrying pathways). With higher rotation the oscillating high frequencies of the magnetic/electromagnetic induction increases the temperature in the case of heating and also creates higher demagnetization forces (once the magnetic/electromagnetic induction is off) that can absorb more heat if exposed to a fluid flow (in the case of inductive cooling).
[0038] With reference to
[0039] In the example of
[0040]
[0041]
[0042]
[0043] With further reference to
[0044] As further depicted in the length cutaway of
[0045] As with the previously described embodiment in
[0046] A plurality of spaced magnetic or electromagnetic plates are depicted in one non-limiting arrangement at 234, 236, 238, 240, 242, 244, 246, 248, and 250, arranged in axially spaced apart fashion and extending radially outwardly from the central sleeve 214. As previously described in reference to the cutaway view of
[0047] An elongated conductive component (also partially depicted in cutaway) is again provided (similar to the first variant) and includes an elongated body supported (typically stationary) about the sleeve 214 and between the linearly spaced and radially projecting magnetic or electromagnetic plates 234-250. The conductive component depicts a plurality of circumferentially extending (typically disk shaped) fluid communicating packages, these depicted in cutaway in
[0048] A cross sectional cutaway of the individual disk packages, such as previously described in reference to
[0049] The conduit sub-sections 268-276 can, without limitation, be in communication with each interior pathway (or pair of interior pathways) associated with each conductive package or pair of disk packages 254/256, 258/260, 262/264. Without limitation, it is also envisioned that the conductive packages can be tied together in parallel to the common fluid conduit (or subsections thereof) to provide a ready supply of on demand hot or chilled water or other fluid, and can alternatively be communicated in series to optimize heating/chilling of fluid by prolonging the exposure of the fluid to the heated conductive plates.
[0050] The conduit sections can also include standardized circumferential locations which mirror those depicted at 278, 280, 282, 284, 286, 288, 290 and 292, these envisioned to be merged into the individual lower subsection configurations shown at 252-266 respectively and so that each disk package depicts a pair of sandwiched and inter-affixed plates which may have been previously milled or bored in order to establish the desired interior pathway configuration and, as will be further described with reference to
[0051] An electric motor 294 or like rotational inducing component is provided and can include without limitation any type of blower motor, other electrical motor or generator. In contrast to the interiorly supported variant in
[0052] Similar to
[0053]
[0054] Proceeding to
[0055] In operation, the conduit inlet 210 circulates the fluid (air/liquid) in a circuitous and progressively circumferential fashion similar to that shown by pathways likewise depicted in
[0056] In this manner, the individual stacked plates 252/252 provide scalable sub-assemblies within each of the overall stacked pairs of arrays previously identified in
[0057] Proceeding to
[0058] Referring first to
[0059] Proceeding to
[0060] As further shown, a plurality of individual throttling or agitating elements are depicted (examples of these being shown at 514, 516, 518, et seq.,) which construct reverse bended pathways. As previously described, and without limitation, the dimpled elements can be reconfigured in any fashion desired and can again include any of convex or concave shapes for or other profiles for adapting the fluid flow within the disk package as desired in order to throttle and adjust fluid flow within each of the intersecting pathways in order to enhance thermal transfer from the conductive disk packages to the interiorly circulating fluid.
[0061]
[0062] A variant of the pathway network depicted in previous embodiments includes an alternating combinations of dimples (see individual pluralities of dimples 610/612/614) at distributed locations across the conductive plate. The dimple projections alternate with linear and branching portions, these including each of full length portions 616, 618, 620, et. seq., from which extend smaller linear branching locations 622, 624, 626, et sq. The patterning of the branching portions or sections define a repeating Y pattern which, in combination with the subset pluralities of distributed dimples, operate to avoid different fluid flows at different temperatures (hot/cold) during transfer through the conductive plates, as well as to optionally provide additional flow throttling or interruption of the fluid as it travels through the disk package network between the inlet 606 and outlet 608. Without limitation, is it envisioned that other non-limiting arrangements of fluid flow and throttling patterns can be integrated into each conductive disk package in order to optimize the desired fluid thermal transfer characteristics.
[0063] It is further again noted, without limitation, that the invention contemplates in one non-limiting embodiment having all of the conductive packages concurrently circulating and heating/chilling fluid from a common line (such as previously identified at 82) in order to provide a steady and pressurized flow of conditioned fluid through the outlet. Additional non-limiting variants further envision the ability to utilize appropriate valves or controls in order to selectively activate/deactivate fluid flow through some or all of the disk packages in order to modify the volume of conditioned fluid being delivered from the fluid heater/chiller assembly, such further contemplating engaging or disengaging the rotation of the magnetic plates if the disk packages are active or inactive and connecting or disconnecting an electric supply, as well as varying intensity by increasing or decreasing power supply to the electromagnets of the disk packages that are active and engaged, if electromagnets are used, via the motor or other rotary inducing input RPM or rotational speed to accomplish best performance in terms of efficiency or COP (coefficient of performance). It is also envisioned that the associated valving/controls can be further designed in order to successively pass conditioned fluid through multiple (including consecutive or non-consecutive) conductive disk packages, such as in order to modify a desired fluid delivery temperature.
[0064] As previously described, other and additional envisioned applications can include adapting the present technology for use in magnetocaloric heat pump (MHG) applications, such utilizing a magneto-caloric effect (MCE) provide either of heating or cooling properties resulting from the magnetization (heat) or demagnetization (cold) cycles. The goal in such applications is to achieve a coefficient of performance (defined as a ratio of useful heating or cooling provided to work required) which is greater than 1.0. In such an application, the system operates to convert work to heat as well as additionally pumping heat from a heat source to where the heat is required (and factoring in all power consuming auxiliaries). As is further known in the relevant technical art, increasing the COP (such as potentially to a range of 2.0-3.5 or upwards) further results in significantly reduced operating costs in relation to the relatively small input electrical cost required for rotating the conductive plate(s) relative to the magnetic plate(s). Such magnetic refrigeration techniques result in a cooling technology based on the magneto-caloric effect and which can be used to attain extremely low temperatures within ranges used in common refrigerators, such as without limitation in order to reconfigure the present system as a water chiller.
[0065] As is further known in the relevant technical art, the magneto-caloric effect is a magneto-thermodynamic phenomenon in which a temperature change of a suitable material is again caused by exposing the material to a changing magnetic field, such being further known by low temperature physicists as adiabatic (defined as occurring without gain or loss of heat) demagnetization. In that part of the refrigeration process, a decrease in the strength of an externally applied magnetic field allows the magnetic domains of a magneto-caloric material to become disoriented from the magnetic field by the agitating action of the thermal energy (phonons) present in the material.
[0066] If the material is isolated so that no energy is allowed to (re)migrate into the material during this time, (i.e., again the adiabatic process) the temperature drops as the domains absorb the thermal energy to perform their reorientation. The randomization of the domains occurs in a similar fashion to the randomization at the curie temperature of a ferromagnetic, paramagnetic or diamagnetic material, except that magnetic dipoles overcome a decreasing external magnetic field while energy remains constant, instead of magnetic domains being disrupted from internal ferromagnetism (or paramagnetism) as energy is added. Applications of this technology can include, in one non-limited application, the ability to heat a suitable alloy arranged inside of a magnetic field as is known in the relevant technical art, causing it to lose thermal energy to the surrounding environment which then exists the field cooler than when it entered.
[0067] Other envisioned applications include the ability to generate heat for conditioning the water utilizing either individually or in combination rare earth magnets placed into a high frequency oscillating magnetic field as well as static electromagnetic field source systems including such as energized electromagnet assemblies which, in specific instances, can be combined together within a suitable assembly not limited to that described and illustrated herein and for any type of electric induction, electromagnetic and magnetic induction application. It is further envisioned that the present assembly can be applied to any material which is magnetized, such including any of diamagnetic, paramagnetic, and ferromagnetic materials without exemption also referred to as magnetocaloric materials (MEMs).
[0068] Additional factors include the ability to reconfigure the assembly so that the frictionally heated fluid existing between the overlapping rotating magnetic and stationary fluid communicating conductive plates may also include the provision of additional fluid mediums (both gaseous and liquid state) for better converting the heat or cooling configurations disclosed herein. Other envisioned applications can include the provision of capacitive and resistance (ohmic power loss) designs applicable to all materials/different configurations as disclosed herein.
[0069] The present invention also envisions, in addition to the assembly as shown and described, the provision of any suitable programmable or software support mechanism, such as including a variety of operational modes. Such can include an Energy Efficiency Mode: step threshold function at highest COP (at establish motor drive rpm) vs Progressive Control Mode: ramp-up curve at different rpm/COPs).
[0070] Other heat/cooling adjustment variables can involve modifying the degree of magnetic friction created, such as by varying the distance between the conductive fluid circulating disk packages and alternating arranged magnetic/electromagnetic plates. A further variable can include limiting the exposure of the conductive fluid (gas, liquid, etc.,) to the conductive component/linearly spaced disk packages, such that a no flow condition may result in raising the temperature (and which can be controllable for certain periods of time).
[0071] As is further generally understood in the technical art, temperature is limited to Curie temperature, with magnetic properties associated with losses above this temperature. Accordingly, rare earth magnets, including such as neodymium magnets, can achieve temperature ranges upwards of 900 C. to 1000 C.
[0072] Ferromagnetic, paramagnetic or diamagnetic Materials, such as again which can be integrated into the conductive plates, can include any of Iron (Fe) having a Curie temperature of 1043K (degrees Kelvin), Cobalt (Co) having a Curie temperature of 1400K, Nickel (Ni) having a Curie temperatures of 627K and Gadolinium (Gd) having a Curie temperature of 292K.
[0073] According to these teachings, Curie point, also called Curie Temperature, defines a temperature at which certain magnetic materials undergo a sharp change in their magnetic properties. In the case of rocks and minerals, remanent magnetism appears below the Curie pointabout 570 C. (1,060 F.) for the common magnetic mineral magnetite. Below the Curie pointby non-limiting example, 770 C. (1,418 F.) for ironatoms that behave as tiny magnets spontaneously align themselves in certain magnetic materials.
[0074] In ferromagnetic materials, such as pure iron, the atomic magnets are oriented within each microscopic region (domain) in the same direction, so that their magnetic fields reinforce each other. In antiferromagnetic materials, atomic magnets alternate in opposite directions, so that their magnetic fields cancel each other. In ferrimagnetic materials, the spontaneous arrangement is a combination of both patterns, usually involving two different magnetic atoms, so that only partial reinforcement of magnetic fields occurs.
[0075] Given the above, raising the temperature to the Curie point for any of the materials in these three classes entirely disrupts the various spontaneous arrangements, and only a weak kind of more general magnetic behaviour, called paramagnetism, remains. As is further known, one of the highest Curie points is 1,121 C. (2,050 F.) for cobalt. Temperature increases above the Curie point produce roughly similar patterns of decreasing paramagnetism in all three classes of materials such that, when these materials are cooled below their Curie points, magnetic atoms spontaneously realign so that the ferromagnetism, antiferromagnetism, or ferrimagnetism revives. As is further known, the antiferromagnetic Curie point is also referenced as the Neel temperature.
[0076] Other factors or variable controlling the temperature output can include the strength of the magnets or electromagnets which are incorporated into the plates, such as again by selected rare earth magnets having varying properties or, alternatively, by adjusting the factors associated with the use of electromagnets including an amount of current through the coils, adjusting the core ferromagnetic properties (again though material selection) or by adjusting the cold winding density around the associated core.
[0077] Other temperature adjustment variables can include modifying the size, number, location and orientation of the assemblies (elongated and plural magnet/electromagnet and alternative conductive plates). Multiple units or assemblies can also be stacked, tiered or otherwise ganged in order to multiply a given volume of conditioned fluid which is produced.
[0078] Additional variables can include varying the designing of the conductive disk packages, such as not limited varying a thickness, positioning or configuration of a blade or other fluid flow redirecting profile integrated into the conductive plates, as well as utilizing the varying material properties associated with different metals or alloys, such including ferromagnetic, paramagnetic and diamagnetic properties.
[0079] Having described my invention, other and additional preferred embodiments will become apparent to those skilled in the art to which it pertains, and without deviating from the scope of the appended claims. The detailed description and drawings are further understood to be supportive of the disclosure, the scope of which being defined by the claims. While some of the best modes and other embodiments for carrying out the claimed teachings have been described in detail, various alternative designs and embodiments exist for practicing the disclosure defined in the appended claims.
[0080] The foregoing disclosure is further understood as not intended to limit the present disclosure to the precise forms or particular fields of use disclosed. As such, it is contemplated that various alternate embodiments and/or modifications to the present disclosure, whether explicitly described or implied herein, are possible in light of the disclosure. Having thus described embodiments of the present disclosure, a person of ordinary skill in the art will recognize that changes may be made in form and detail without departing from the scope of the present disclosure. Thus, the present disclosure is limited only by the claims.
[0081] In the foregoing specification, the disclosure has been described with reference to specific embodiments. However, as one skilled in the art will appreciate, various embodiments disclosed herein can be modified or otherwise implemented in various other ways without departing from the spirit and scope of the disclosure. Accordingly, this description is to be considered as illustrative and is for the purpose of teaching those skilled in the art the manner of making and using various embodiments of the disclosure. It is to be understood that the forms of disclosure herein shown and described are to be taken as representative embodiments. Equivalent elements, materials, processes or steps may be substituted for those representatively illustrated and described herein. Moreover, certain features of the disclosure may be utilized independently of the use of other features, all as would be apparent to one skilled in the art after having the benefit of this description of the disclosure. Expressions such as including, comprising, incorporating, consisting of, have, is used to describe and claim the present disclosure are intended to be construed in a non-exclusive manner, namely allowing for items, components or elements not explicitly described also to be present. Reference to the singular is also to be construed to relate to the plural.
[0082] Further, various embodiments disclosed herein are to be taken in the illustrative and explanatory sense, and should in no way be construed as limiting of the present disclosure. All joinder references (e.g., attached, affixed, coupled, connected, and the like) are only used to aid the reader's understanding of the present disclosure, and may not create limitations, particularly as to the position, orientation, or use of the systems and/or methods disclosed herein. Therefore, joinder references, if any, are to be construed broadly. Moreover, such joinder references do not necessarily infer that two elements are directly connected to each other.
[0083] Additionally, all numerical terms, such as, but not limited to, first, second, third, primary, secondary, main or any other ordinary and/or numerical terms, should also be taken only as identifiers, to assist the reader's understanding of the various elements, embodiments, variations and/or modifications of the present disclosure, and may not create any limitations, particularly as to the order, or preference, of any element, embodiment, variation and/or modification relative to, or over, another element, embodiment, variation and/or modification.
[0084] It will also be appreciated that one or more of the elements depicted in the drawings/figures can also be implemented in a more separated or integrated manner, or even removed or rendered as inoperable in certain cases, as is useful in accordance with a particular application. Additionally, any signal hatches in the drawings/figures should be considered only as exemplary, and not limiting, unless otherwise specifically specified.