The present invention includes a server system that uses an airflow source that can be external to the computer that the airflow source cools. The computer may be sealed such that the conduits are the primary source of fluid ingress and egress. The airflow source can be positioned in a case of the computer, support members affixing the computer to a rack stand, the rack stand, or beyond conduit that conducts fluid to the rack stand.

The present invention includes a server system that uses an airflow source that can be external to the computer that the airflow source cools. The computer may be sealed such that the conduits are the primary source of fluid ingress and egress. The airflow source can be positioned in a case of the computer, support members affixing the computer to a rack stand, the rack stand, or beyond conduit that conducts fluid to the rack stand.

A vent arrangement for a respiratory pressure therapy device may include one or a plurality of vents configured with a variable aperture for communicating a flow of breathable gas. The vent arrangement may be configured with a cross section profile exposed to the flow of breathable gas communicating through the vent that does not change as the aperture size changes. A vent arrangement may include a plurality of the vents and the aperture size of each vent may be controlled independently or together, and may be controlled according to one or more input signals from one or more sensors. Examples of suitable input signals include flow, pressure, noise, accelerometer outputs, orientation of a patient or presence of any obstructions. A patient interface or an air circuit may include the vent arrangement, or the vent arrangement may be configured to connect with a patient interface or an air circuit.

A vent arrangement for a respiratory pressure therapy device may include one or a plurality of vents configured with a variable aperture for communicating a flow of breathable gas. The vent arrangement may be configured with a cross section profile exposed to the flow of breathable gas communicating through the vent that does not change as the aperture size changes. A vent arrangement may include a plurality of the vents and the aperture size of each vent may be controlled independently or together, and may be controlled according to one or more input signals from one or more sensors. Examples of suitable input signals include flow, pressure, noise, accelerometer outputs, orientation of a patient or presence of any obstructions. A patient interface or an air circuit may include the vent arrangement, or the vent arrangement may be configured to connect with a patient interface or an air circuit.

A system for a packer in a well includes a completion string, having production tubing, disposed within the well. The packer is connected to the production tubing and the production tubing defines an annulus in the well. A full-bore iris isolation valve is installed on the production tubing and located downhole from the packer. The full-bore iris isolation valve has an open position, a closed position, and a plurality of blades. The closed position isolates the annulus from an inner orifice of the production tubing to set the packer in the well. An activation mechanism, disposed adjacent to and up hole from the full-bore iris isolation valve, is configured to interact with the plurality of blades to place the full-bore iris isolation valve in the open position and the closed position. A sliding sleeve, having an inner profile, is connected to and located up hole from the activation mechanism. A setting tool has an external circumferential surface that mates with the inner profile of the sliding sleeve to apply a push force and a pull force to the sliding sleeve. The push force is applied to the full-bore iris isolation, using the activation mechanism, to place the full-bore iris isolation valve in the closed position and the pull force is applied to the full-bore iris isolation, using the activation mechanism, to place the full-bore iris isolation valve in the open position.

A system for a packer in a well includes a completion string, having production tubing, disposed within the well. The packer is connected to the production tubing and the production tubing defines an annulus in the well. A full-bore iris isolation valve is installed on the production tubing and located downhole from the packer. The full-bore iris isolation valve has an open position, a closed position, and a plurality of blades. The closed position isolates the annulus from an inner orifice of the production tubing to set the packer in the well. An activation mechanism, disposed adjacent to and up hole from the full-bore iris isolation valve, is configured to interact with the plurality of blades to place the full-bore iris isolation valve in the open position and the closed position. A sliding sleeve, having an inner profile, is connected to and located up hole from the activation mechanism. A setting tool has an external circumferential surface that mates with the inner profile of the sliding sleeve to apply a push force and a pull force to the sliding sleeve. The push force is applied to the full-bore iris isolation, using the activation mechanism, to place the full-bore iris isolation valve in the closed position and the pull force is applied to the full-bore iris isolation, using the activation mechanism, to place the full-bore iris isolation valve in the open position.

Disclosed is system, method, and rack stand portion for the advantageous cooling of computer equipment. The rack stand includes a hollow body that may be formed of cartridges. Gas from an airflow source is guided into the rack stand body and then into a sealed case of the computer equipment. Air flow is then guided out of the computer equipment for recirculation, exhaust, or other purpose.

Disclosed is system, method, and rack stand portion for the advantageous cooling of computer equipment. The rack stand includes a hollow body that may be formed of cartridges. Gas from an airflow source is guided into the rack stand body and then into a sealed case of the computer equipment. Air flow is then guided out of the computer equipment for recirculation, exhaust, or other purpose.

Disclosed is system, method, and rack stand portion for the advantageous cooling of computer equipment. When multiple instances of computer equipment are managed from a central authority, cooling, heating, and/or cessation of either can be controlled in a way that enhances efficiency. Impediments that control access channels and interior access to computer equipment is toggled by the present invention.

Disclosed is system, method, and rack stand portion for the advantageous cooling of computer equipment. When multiple instances of computer equipment are managed from a central authority, cooling, heating, and/or cessation of either can be controlled in a way that enhances efficiency. Impediments that control access channels and interior access to computer equipment is toggled by the present invention.