A method and system for real time monitoring of the condition of a pipeline is disclosed. The method comprises continuously monitoring transient pressure information of a fluid in the pipeline, selecting a time window of transient pressure information and processing the time window of transient pressure information to detect an anomaly in the pipeline.

Methods of processing a data signal obtained from a sensor sensing a dynamic signal to detect a structural anomaly event are disclosed. In one embodiment, a method includes obtaining signal components attributable to fluid flow at a location within an operational pipeline network; processing the data signal to extract one or more features; characterising the one or more extracted features; and detecting an indication of a structural anomaly event proximal the location depending on the characterisation; wherein the structural anomaly event includes an occurrence and/or further development of a structural anomaly.

A plumbing distribution and control panel system is provided. The plumbing distribution and control panel system has a main control panel unit having an interior. A portion of each of a plurality of pipes of a residence or commercial building may pass through the control panel to various zones of the building such as, for example, a water heater or tankless heater, a kitchen, a bathroom, a utility room, a laundry room, a basement, an exterior unit, or a mechanical room of a commercial building. The main control panel may allow a user to control the flow of water through the pipes in those zones. The main control panel allows for the easy cut-off of flowing water which may prevent damage to the residence or commercial building. A wireless system may also allow a user to wirelessly control the flow of water through the pipes.

Examples of a leak detection system are disclosed. In one example according to aspects of the present disclosure, a leak detection system includes a housing defining an interior, the housing connected to a component of a water distribution system. The leak detection system also includes a leak detection sensor contained within the interior of the housing and configured to detect a leak within the water distribution system. Additionally, the leak detection system includes a digital signal processing circuit in communication with the leak detection sensor.

A method for testing for a possible water leak in at least a part of a water system, comprising: closing all known water usage taps (42) within the part of the water system to be tested; closing at least one stop cock (14) or valve of the water system to isolate the part of the water system from its replacement water source (12) (or sources), and any external replacement pressure source (or sources); and then a) detecting a first pressure P0 within the isolated part of the water system at a sensor (62, 48) connected to the part of the water system, waiting a period of time t and then detecting a second pressure within the isolated part of the water system at that sensor (62, 48); and b) releasing a volume of water VR from the water system out of the isolated part of the water system via a vent (42) in the isolated part of the water system, before then closing the vent (42), step b) further comprising detecting the pressures either side of that release at that sensor (62, 48); using the pressure drop caused by the approximately known or measured volume of water VR to enable an estimate of the relationship between change in pressure in the system and the volume of water released to be established, and based on the relationship between the change in pressure and the known release volume, calculating an estimate of the actual volume of the unknown water loss volume V.sub.L based upon the recorded pressure loss in the system in the known period of time t.

A hydronic system and method of use that will maintain normal system operating pressure while also reliably detecting even very small fluid losses in any closed loop fluid heat transfer system is described. The system includes a controller having clock or timing functionality in communication with one or more pressure sensors and a fluid supply valve that provides one or more notifications when the pressure drops below predetermined levels during predetermined periods of time. Depending on the nature of the pressure loss, the system has the capability of opening a fluid supply valve to provide make up fluid and increase system pressure.

Methods, systems and apparatus for a monitoring system including a plurality of dispensers each configured to be located in a washroom and dispense a respective consumable hygiene product through a dispense cycle, where each of the dispensers is associated with a water source device; a water flow measurement device configured to measure water flow to the water source devices; and a data processing apparatus configured to receive indications of dispense cycles from the dispensers, to receive a water flow measurement from the water flow measurement device, determine which water source device was active by associating one of the water source devices with one of the dispensers based on a first time of the dispense cycle of the one of the dispensers and a second time of the water flow measurement and determine a water flow fault of the one of the water source devices based on the first and second times.

A system and method for providing improved water line installation, and more specifically, to a system and method for providing a positive stop flow pipe isolation insert for use in installing water lines to an existing and active main water line is disclosed. The positive stop flow pipe isolation insert includes a water system pipe isolation insert segment connected to mechanical gate valve attached to a water system. The water system pipe isolation insert segment is coupled together with a solid inner core center on its opposite end. A water main pipe isolation insert segment is coupled to the solid inner core center and to the water main pipe on the other. Each of the pipe segments possess a 2″ c.c. threaded hole along a common center line of the pipe segments. A backflow preventer may be attached to the positive stop flow pipe isolation insert using the pair of 2″ c.c. threaded holes to use during pressure testing and chlorination.

A method of evaluating the quantity of fluid that is lost in a fluid distribution network includes steps of: for each time interval of a given measurement period, acquiring a main measurement taken by the main fluid meter and representative of the quantity of fluid distributed via the main pipe during said time interval, and, for each secondary fluid meter, acquiring a secondary measurement taken by said secondary fluid meter and representative of the quantity of fluid that is distributed during said time interval via the secondary pipe to which said secondary fluid meter is connected; calculating a measurement difference equal to the difference between the main measurement and the sum of the secondary measurements; determining a minimum value of the measurement differences over the given measurement period; and evaluating the quantity of fluid lost over the given measurement period on the basis of the minimum value.

There is disclosed a system for cooling a water-cooled apparatus having a water inlet and a water outlet. The system has: a circuit in fluid communication with the water inlet and the water outlet, the circuit having a valve upstream of the water inlet connected to a source of water, and an outlet in fluid communication with a sewer; an air-cooled cooling unit in heat exchange relationship with water in the circuit; and a pump fluidly connected to the circuit; the system operable between a closed-loop configuration and an open configuration, the valve being closed and the pump circulating water between the water-cooled apparatus and the air-cooled cooling unit in the closed-loop configuration, and the valve being open and water in the circuit circulating from the source of water, through the water-cooled apparatus, and to the sewer in the open configuration.