WO2011138581A2 - Dispositif combiné de contrôle de puissance, de commande et de mise en réseau - Google Patents

Dispositif combiné de contrôle de puissance, de commande et de mise en réseau Download PDF

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Publication number
WO2011138581A2
WO2011138581A2 PCT/GB2011/000682 GB2011000682W WO2011138581A2 WO 2011138581 A2 WO2011138581 A2 WO 2011138581A2 GB 2011000682 W GB2011000682 W GB 2011000682W WO 2011138581 A2 WO2011138581 A2 WO 2011138581A2
Authority
WO
WIPO (PCT)
Prior art keywords
electrical
control
network
power monitoring
combined power
Prior art date
Application number
PCT/GB2011/000682
Other languages
English (en)
Other versions
WO2011138581A3 (fr
Inventor
Mark David Crosier
Original Assignee
Mark David Crosier
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GBGB1007514.1A external-priority patent/GB201007514D0/en
Priority claimed from GB1007568A external-priority patent/GB2480092A/en
Application filed by Mark David Crosier filed Critical Mark David Crosier
Publication of WO2011138581A2 publication Critical patent/WO2011138581A2/fr
Publication of WO2011138581A3 publication Critical patent/WO2011138581A3/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/26—Power supply means, e.g. regulation thereof
    • G06F1/28—Supervision thereof, e.g. detecting power-supply failure by out of limits supervision
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/12—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load
    • H02J3/14—Circuit arrangements for ac mains or ac distribution networks for adjusting voltage in ac networks by changing a characteristic of the network load by switching loads on to, or off from, network, e.g. progressively balanced loading
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00004—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by the power network being locally controlled
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
    • H02J13/00026—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission involving a local wireless network, e.g. Wi-Fi, ZigBee or Bluetooth
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/10—The network having a local or delimited stationary reach
    • H02J2310/12—The local stationary network supplying a household or a building
    • H02J2310/16—The load or loads being an Information and Communication Technology [ICT] facility
    • Y—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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y02B70/3225—Demand response systems, e.g. load shedding, peak shaving
    • Y—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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems
    • Y04S20/222—Demand response systems, e.g. load shedding, peak shaving

Definitions

  • the present invention concerns a combined power
  • monitoring, control and networking device for use in
  • this invention concern a device for monitoring and controlling the flow of electricity to one or more electrical loads using existing networking infrastructure.
  • IT networks are commonly based on Internet Protocol (“IP”) and Transport and Control Protocol (“TCP”), standardised by the Internet
  • IP Internet Protocol
  • TCP Transport and Control Protocol
  • IEEE802.3 standards and also the popular wireless local area networks are standardised under the IEEE802.ll standards and trade marked 'Wi-Fi' by the Wi-Fi Alliance. Often, building electrical infrastructure and its wiring, wiring devices and connection devices sit alongside, and in close proximity to, IT networking
  • Ethernet wiring connection devices along side power outlets or sockets. These are often accommodated within the same electrical enclosures or trunking systems such as, floor-boxes for suspended computer floors, in perimeter dado or skirting trunking or within specialised connection
  • the speed of the network and its electrical bandwidth determine the quality and construction of the cables selected.
  • a common cable type used in 10/100 Base TX Ethernet networks is the so called 'Category 5' cable, standardised under ANSI/TIA/EIA568 -A which has a number of twisted-pair wires within it (usually 4 pairs) .
  • This type of cable can easily carry analogue telephony signals to and from the desktop and can also carry low speed serial printer data, as well as up to
  • Ethernet networks With the move to IP telephony, the use of Ethernet networks to carry telephony signals is even taking over from analogue
  • ADSL Asynchronous Digital Subscriber Line
  • Wi- Fi routers into what are commonly called 'gateway' devices.
  • remote network devices such as IP telephones and wireless access points may be powered over the wires in the network cable, either
  • PoE Power over Ethernet
  • bus-bar especially adapted for the purpose with electrical 'tap-offs' to each floor-box, post or pillar.
  • Similar systems are also available for perimeter trunking, where the trunking houses a similar, albeit smaller, bus-bar system.
  • a similar approach is also commonly available for
  • a combined power monitoring, control and networking device comprising:
  • an electrical supply connector for the connection of one or more electrical supplies
  • an electrical load connector for the connection of one or more electrical loads
  • an internal microprocessor control circuit interposed between the electrical supply connector and the electrical load connector, arranged to measure the flow of electricity to the one or more electrical loads;
  • each network connector being for the connection of at least one network cable
  • an electronic network switch or hub connected to the first and second network connectors, wherein the electronic network switch or hub is in communication with the internal microprocessor control circuit.
  • the device is thus able to monitor the flow of
  • the device can be incorporated into a network, for example in a building infrastructure, without reducing the number of network connections in the building infrastructure .
  • the internal microprocessor control circuit may process the measured data itself, or may simply transmit to another device or computer system.
  • the combined ⁇ power monitoring, control and networking device further comprises one or more
  • the internal microprocessor control circuit may directly control the electrical relay switches, or alternatively may control them via an external control circuit.
  • the internal microprocessor control circuit may receive instructions from an external control circuit or device instructing it how the electrical relay switches should be controlled.
  • the combined power monitoring, control and networking device further comprises one or more
  • the internal microprocessor control circuit may directly control the electrical dimmer switches, or alternatively may control them via an external control circuit.
  • the internal microprocessor control circuit may receive instructions from an external control circuit or device instructing it how the electrical dimmer switches should be controlled.
  • the internal microprocessor control circuit is arranged to received controlling 'policies' or
  • instruction files via one or more of the network connectors to effect the control of the one or more electrical loads and/or the reporting of the flow of electricity to the one or more electrical loads via the network connectors.
  • the combined power monitoring, control and networking device may further comprise an internal power supply
  • the internal power supply is operative to supply low voltage power to an external device via a connector .
  • the internal power supply may be arranged to draw power from the electrical supply connector. Alternatively or additionally, the internal power supply may be arranged to draw power from the first or second network connectors.
  • the combined power monitoring, control and networking device may be arranged to draw power from an external power supply.
  • the combined power monitoring, control and networking device further comprises a network
  • connection bridge or router in communication with the electronic network switch or hub.
  • the network connection, bridge or router is provided as a plug-in or snap-on module or the like, suitable to be connected or received into or received onto a connection means built into the device.
  • the network connection, bridge or router may be connected directly to the electronic network switch or hub, or to the internal microprocessor control circuit.
  • the combined power monitoring, control and networking device further comprises one or more relay switches with associated external connection means, the relay switches being controlled by the internal
  • the combined power monitoring, control and networking device may be configured and dimensioned for placing behind an standard electrical outlet or standard network connection outlet, inside a standard back-box, a floor-box, a perimeter dado or skirting trunking cavity, or for placement inside or behind a standard lighting tray or ceiling fitting or the like.
  • the combined power monitoring, control and networking device further comprises a built-in or snap-on mounting device or devices operative to allow the device to be secured to a panel, trunking or enclosure, by small screws or other fasteners or the like.
  • the combined power monitoring, control and networking device may be configured and dimensioned to be in the form of a standard wall mountable electrical power outlet, and wherein the electrical load connector is one or more electrical power outlets of a standardised type.
  • the combined power monitoring, control and networking device may be provided in the form of a standard electrical power outlet strip supplied by an electrical cord-set or cable, and wherein the electrical load connector is one or more electrical power outlets of a standardised type.
  • the combined power monitoring, control and networking device may be provided integral with a mounting bezel or cover plate designed to be fixed to a standard back-box, a floor-box, a perimeter dado or skirting trunking facia or the like, by small screws or other fasteners or the like.
  • the combined power monitoring, control and networking device may be manufactured to snap into or be affixed to a separate bezel or cover plate, by small screws or other fasteners or the like.
  • the combined power monitoring, control and networking device may be provided in the form of a standard wall mountable network connection outlet, and the first or second network connector one or more network outlets of a standardised type.
  • the combined power monitoring, control and networking device may be provided in the form of a panel mounted device arranged to be mounted behind an enclosure panel by small screws or other fasteners or the like.
  • the combined power monitoring, control and networking device has a protruding feature designed to pass through an opening in the enclosure panel and a separate mounting bezel for snapping onto or affixing to the front of the enclosure panel or the device itself, by small screws or other fasteners or the like.
  • the electrical load connector or first or second network connector is provided on the protruding feature.
  • the combined power monitoring, control and networking device may comprise indicator means operative to indicate the status of the device.
  • the status of the device may include the status of its network connections and/or other relevant internal statuses.
  • the indicator means may be one or more light emitting diodes.
  • the electrical supply connectors and/or electrical load connectors may connect to the electrical supplies or loads respectively by means of screw terminals, cage clamp terminals, spring clamp terminals, spade or blade-type terminals .
  • the combined power monitoring, control and networking device further comprises one or more input- output control circuits and associated external connectors, connected to the internal microprocessor control circuit.
  • the combined power monitoring, control and networking device is arranged to be used in a standalone mode whereby it communicates and receives its setup, operational policy information or operating instructions via an external computer system.
  • the combined power monitoring, control and networking device may be arranged to be used in a stand-alone mode, whereby it is arranged to receive its setup, operational policy information and/or operating instructions from an external computer system, and to provide information regarding the operation of the electrical loads to the external computer system.
  • the communication may be done using one of a number of network communication protocols or languages such as Hyper Text Transport Protocol ("HTTP”), Hyper Text Markup Language (“HTML”), extensible Markup Language (“XML”), or various scripting languages such as Java from Sun Microsystems or via a Command Line Interface (“CLI”) or via the common 'Telnet' TCP protocol.
  • HTTP Hyper Text Transport Protocol
  • HTML Hyper Text Markup Language
  • XML extensible Markup Language
  • Java Java from Sun Microsystems
  • CLI Command Line Interface
  • CLI Command Line Interface
  • the setup, operational policy information and/or operating instructions are transmitted to the device, and the information regarding the operation of the electrical loads is provided by the device, via one or more web pages served by the device on request from the external computer system
  • the combined power monitoring, control and networking device may be arranged to be used in a community mode, whereby it is arranged to receive its setup, operational policy information and/or operating instructions via an external computer system or policy orchestration device, and to provide information regarding the operation of the electrical loads to the external computer system or policy orchestration device.
  • a network system comprising:
  • the computer system or policy orchestration device is arranged to receive information regarding the operation of the electrical loads of the combined power monitoring, control and networking devices from the combined power monitoring, control and networking devices;
  • the computer system or policy orchestration device is further arranged to provide aggregated information regarding the operation of the electrical loads of the combined power monitoring, control and networking devices from which it receives information.
  • the devices can each receive operating policies or user instructions, whereby they initiate various energy saving actions using their electrical relay switching means or electrical dimming means, to control the load consumption when a particular set of conditions or 'policy' set by the user have been met.
  • they can routinely transmit their power consumption information measured, using their electrical measurement or electrical metering means, including, but not limited to, the following information - RMS line voltage, RMS line current, Instantaneous voltage, instantaneous current, power consumption (resistive and reactive), phase angle of the current etc. to the external computer system or policy orchestration device, whereupon the external computer system or policy orchestration device can transmit messages over the network to initiate an individual or series of policies across its community of devices .
  • Figure la is a schematic illustration of the internal
  • Figure lb is a schematic illustration of the external
  • Figure 2 is a schematic illustration of the internal
  • Figure 3a is a schematic illustration of the internal
  • Figure 3b is a schematic illustration of the external
  • Figure 4 is a schematic illustration of the internal
  • Figure 5 shows a device for use behind electrical and/or network outlets or sockets in accordance with an embodiment of the present invention
  • Figure 6 shows a multi-way device for use behind
  • FIG. 7a is a schematic illustration of a device in accordance with an embodiment of the invention in use in a typical commercial building
  • Figure 7b is a schematic illustration of a multi-way
  • FIG. 8 is a schematic illustration of the general
  • the device comprises a number of circuitry and
  • One or more electrical power measurement or metering means 4 are connected internally to electrical supply connection means 3, which in turn are connected to the line or main supply in the building 100 by conventional installation wires.
  • the electrical power measurement or electrical metering means 4 are typically electronic power meter circuits commonly composed of a current sensor and a voltage divider or sensor and an integrated circuit metering device, well know in the art for use in conventional utility power meters and the like. Such devices are routinely able to measure RMS line voltage, RMS line current, instantaneous voltage, instantaneous current, power consumption (resistive and reactive), the phase angle of the current etc.
  • the device is provided with internal neutral and earth conductors 1 and 2, which pass directly from the electrical supply connection means 3 to the electrical load connection means 6; in alternative embodiments, the neutral conductor may be interrupted by an electrical relay switching means similar, or identical to, that proposed for electrical relay
  • connection means 3 and 6 respectively are connection
  • the microprocessor control circuit means 8 is a conventional microprocessor or microcontroller well known in the art. It operates to receive the serial measurement or metering data from
  • electrical power measurement or metering means 4 whereupon it may store this data in its memory, and transmit the data over the electronic network switch circuit means or
  • Such a policy may be preset to operate the electrical relay switching or electrical dimming means 5, whereupon, either the contacts of the electrical relay switching means 5 may open, turning off the electrical load 3 connected to the electrical load connection means 6 via conventional wires and plugs and sockets 104, alternatively it may instigate a particular dimming level, via the electrical dimming means 5, and thereby the electrical load 103 may be adjusted to a reduced, or increased, power setting under the autonomous control of a user's policy.
  • a plurality of the electrical relay switching means and/or the electrical dimming means 5 may be connected in series between the electrical power measurement or metering means 4 and the electrical load connection means 6, such that multiple electrical circuits can be measured or metered and controlled.
  • the microprocessor control circuit means 8 is connected to a conventional integrated circuit network switch means 12, which operates semi-autonomously of the microprocessor control circuit means 8, such that network traffic received in 'packets' on one channel of the network switch means 12 (marked x in Figure la), is, say, connected to the desired other channel (marked N n in Figure la) .
  • the microprocessor control circuit means 8 When the microprocessor control circuit means 8 has measurement or metering data to transmit over the network 101 or 102, for example to a user's Web browser via a Web page 210 ( Figure 8) or to the policy orchestrator 111 ( Figure 7a) elsewhere in the building or on the Internet via another file type 214 ( Figure 8) such as an XML file as described below, it can transmit this over an internal serial data connection encoded in a data packet to the network switch means 12 whereupon, it will 'switch' this data packet to the appropriate channel, depending on the desired destination address encoded into the data 'packet' . This allows the original network cable 101/102 to be interposed or
  • the network switch means 12 is connected to one or more network
  • connection means 10 via a similar number of network physical interconnection (PHY) circuits 11.
  • PHY circuits 11 are well known in the art and conventionally may contain miniature isolation transformers and other line balancing circuits suitable for the network type contemplated.
  • the device also conveniently contains a power supply unit (PSU) circuit 7 (and/or maybe connected to an external low voltage power supply by a suitable connection means) , which is connected to the electrical supply connection means 3, the neutral 2 and the earth 1 and/or the PHY circuits 11, enabling it to convert and draw low voltage power primarily for supplying the device's internal circuits or a small external device via a separate connector 13 for example a
  • PSU power supply unit
  • USB Universal Serial Bus
  • the device may optionally include light emitting diode indicators 9 or other common display devices such as LCD devices, connected to the microprocessor control circuit means 8 enabling it to indicate the status of its network connections and/or its electrical circuits to the installer or user.
  • Figure 2 depicts the device with an optional additional or second network connection circuit means 14 for fitting inside the device or arranged as a plug- in or snap-on module.
  • microprocessor control circuit means 8 is connected
  • the second network connection circuit means 14 may be one of several types for different 'media' such as for IEEE802.il wireless or for IEEE802.3 fibre optic networks or may be one of many popular, so called, 'field busses' .
  • the remaining system components function similarly to as described for Figure la above .
  • Figure 3a depicts the device with one or more optional internal signal relay switching means 16 and associated external connection means 17, which are arranged in a typical external electrical and network circuit depicted in Figure 3b.
  • Optional internal signal relay switching means 16 and associated external connection means 17 can be fitted in substitution for, or in addition to, the electrical relay switching means and/or the electrical dimming means 5, with the said signal relay switching means 16 connected
  • the signal relay switching means 16 can be used to operate an external contactor or power switch or other ancillary device, when required to do so by the
  • microprocessor control circuit means 8 If the internal signal relay switching means 16 and associated external connection means 17 are fitted in substitution for the electrical relay switching means and/or the electrical dimming means 5, then additional electrical load connection means 18 can also be fitted to facilitate connection of the electrical load directly to the measurement or metering means 4 as depicted in Figure 3a.
  • the circuit of Figure 3a can typically be utilised in applications where higher load currents may require measuring, switching or controlling than. the device can facilitate internally and such an arrangement is depicted in Figure 3b. Typically, this is facilitated via an external electrical contactor 105 or semiconductor power switch of a conventional type known in the art, connected to the signal relay switching means 16 via associated external connection means 17, which acts to operate its external control circuit or coil.
  • an external current transformer 106 of a conventional type can also be connected in parallel to the device between the electrical supply connection means 3 and the additional electrical load connection means 18, with the electrical supply terminal means 3 also connected to the line or mains electrical supply 100.
  • the internal current sensor in the electrical measurement or electrical metering, means 4 is thus arranged as a current sensor in its secondary
  • electrical metering means 4 provides a very low impedance to the external current transformer 106 and this causes it to operate close to 'ideal transformer' operating
  • transformer 106 in a configuration well known in the art for this purpose.
  • the remaining system components function similarly to as described for Figures la and lb above.
  • Figure 4 depicts the device with an optional 10 control circuit means 19 and associated external connection means 20, which can be fitted inside the device or arranged as a plug-in or snap-on module.
  • the 10 control circuit means 19, and associated external connection means 20, can be fitted in substitution for, or in addition to, the electrical relay switching means and/or the electrical dimming means 5, with the 10 control circuit means 19 connected internally or via suitable connectors to the microprocessor control circuit means 8 such that the 10 control circuit means 19 can be used to operate or interface with an external circuit or system.
  • analogue or digital electronic 10 circuits well known in the art can be fitted in the 10 control circuit means 19, to facilitate the connection of various types of sensors and actuators to the microprocessor control circuit means 8, via its 10 data input process inputs 205 ( Figure 8) or 10 data output process 200 ( Figure 8) .
  • the device configured as depicted in Figure 4 is especially useful in applications where the load device requires extra interfacing circuits, as well as measurement and switching by the device or where an external sensor is required to act as a policy 'trigger' to the trigger engine process 204 ( Figure 8) for the device, this sensor can be connected to associated external connection means 20 and measured by an analogue 10 circuit of the 10 control circuit means 19.
  • Figure 5 shows a device according to an embodiment of the present invention, provided as a small device for use behind electrical and/or network outlets, conveniently provided with live, neutral and earth electrical supply connection means 3 and electrical load connection means 6.
  • the device comprises spring clamp terminals of a type well know in the art, arranged on both sides of the device, to facilitate interposing the device in an existing wire run of supply cables within trunking, a floor-box or the like.
  • the device is also conveniently provided with two network connection means 10, again arranged on both sides of the device, to facilitate interposing the device in an existing wire run of network cable within trunking, a floor- box or the like.
  • the network connection means are of the standardised RJ-45 type.
  • the device is also advantageously provided with several snap-on mounting lugs 21 with which to fasten the device to the base plate of trunking or floor- boxes.
  • the device is also provided with light emitting diode indicator means 9, to enable the installer to
  • Figure 6 shows device according to a further embodiment of the present invention, provided as a multi-way device for use behind electrical and/or network outlets, particularly . to reduce network and electrical power cable home-runs.
  • the device is conveniently provided with live, neutral and earth electrical supply connection means 3 and four electrical load connection means 6, comprised in this case of 9 spring clamp terminals of a type well know in the art, arranged on both sides of the device to facilitate it acting as an electrical distribution device within trunking, a floor-box or the like.
  • the device is also conveniently provided with five network connection means 10, arranged again on both sides of the device to facilitate acting as a network distribution device within trunking, a floor-box or such like.
  • the device is also advantageously- provided with several snap-on mounting lugs 21 with which to fasten the device to the base plate of trunking or floor boxes.
  • the device is also provided with light emitting diode indicator means 9, to enable the installer to
  • Figure 7a depicts a device 114 of an embodiment of the invention in use in a typical commercial building
  • the device's 114 are installed inside electrical perimeter trunking, under electrical or network outlets in floor-boxes and in ceiling lighting trays.
  • a single phase power bus-bar system 120 or discreet electrical cables (not shown) supply power from the line mains supply in the building to the supply connection means 3 ( Figure 5) of the device 114 and a further
  • each structured wiring network cable 122 is connected between a single network connector, mounted in the central network patch panel 108 and one of the device's 114 network connection means 10 ( Figure 5) .
  • the remaining device's 114 network connection means 10 are typically connected to the network outlets (not shown) mounted on the trunking facia or floor boxes (not shown) , where the various load devices (by example in Figure 7a the PC, the laptop, the photocopier and the printer) are connected to by network patch cables.
  • the various load devices by example in Figure 7a the PC, the laptop, the photocopier and the printer
  • the device's controlling ceiling lighting fittings 117 and 118 these are connected together by 'daisy-chained' network patch cables 119. This method facilitates the use of a single run of network patch cables 119, to control a whole bank of lighting fittings.
  • the central network switch 109 and/or central network hub 110 contain multiple network channels and network connectors, each of which are connected via multiple single network patch cables 121, to a single network connector each mounted in the central network patch panel 108.
  • the central network switch 109 and/or central network hub 110 are similarly connected together via a single network patch cable 121.
  • the central file server 112 is similarly connected to one or both the central network switch 109 and the central network hub 110, to enable the load devices to connect with it over the structured network cabling 122.
  • the devices 114 are able to communicate over the structured network cabling 122, through the central network patch panel 108, the network patch cables 121, the central network switch 109 and/or the central network hub 110, to the policy orchestrator 111 whereupon, the policy orchestrator 111 is able to 'serve' Web pages to the load devices able to receive them (by example in Figure 7a the PC 115 and the laptop 116) .
  • the Web browsers or other software applications of the PC 115 and the laptop 116 thereby allow their users to configure the system, set policies and view the resulting savings etc.
  • the policy orchestrator 111 is also able to communicate wirelessly via the network patch cables 121, the central network switch 109 and/or the central network hub 110 and the wireless access point 107 to the cell phone 113. This can also view its Web pages on its Web browser or other application. By this method local but 'roaming' users can access the system as though they were physically connected, thus facilitating the enacting of policies or simple remote control over the devices in their building.
  • the policy orchestrator 111 is also similarly able to communicate over the Internet 125, to another computer network or remote cell phone etc. via the network patch cables 121, the central network switch 109 and/or the central network hub 110 and a router/Internet gateway device (not shown) . By this method remote users can access the system as though they were physically connected within the building.
  • Figure 7b depicts a multi-way device 114 of an
  • the device 123 is installed inside electrical perimeter trunking or under electrical or network outlets in a floor-box.
  • a single phase power bus-bar system 120 or discreet electrical cables (not shown) connect from the line mains supply in the building to the supply connection means 3 of the device 123 and a further electrical cable connects from the load connection means 6 of the device 123, to the electrical outlets or sockets (not shown) mounted on the trunking facia or floor-box (not shown) , which the various load devices (by example in Figure 7b the PC, the laptop, the photocopier and the printer) are connected to by their electrical cord- sets.
  • the single structured wiring network cable 124 is connected between a single network connector mounted in the central network patch panel 108 and one of the device 123 network connection means 10 ( Figure 6) .
  • the remaining device 123 network connection means 10 ( Figure 6) are typically
  • this method reduces the number of structured wiring cables 122/124 by three in this case - a reduction of 75% and many tens of meters of network cable, which may significantly offset the cost of the device 123, whilst retaining all of the network benefits for the users.
  • the remaining system components function similarly to that described for Figure 7a above .
  • FIG. 8 depicts the general process architecture of a device in accordance with an embodiment of the invention. It can be seen that several major software processes are used to manage the functionality of the devices; the event engine 201; the trigger engine 204; the First In First Out (“FIFO") queue 207; the compression engine 208; the maths engine 213; and the web server 211.
  • Serial data from the electrical power measurement or metering means 4 ( Figure la) is first conditioned by the measurement data input process 206, whereupon it is entered into one or a plurality of FIFO queue processes 207.
  • the FIFO queue process 207 is clocked (or advanced) by Real Time Clock (RTC) process 212.
  • RTC Real Time Clock
  • Waveform file 209 can take the form of a number of fixed or variable formats ranging from, compressed binary files through to humanly readable XML files for example.
  • the type of compression performed, or indeed whether any compression is performed at all by the compression engine 208 and the format of the waveform file 209 generated, is controlled by the trigger file 203.
  • the trigger file 203 is ideally of a human readable type such as XML format and contains the trigger or 'arming' instructions for the trigger engine process 204 and the compression engine process 208.
  • the compression engine process 208 operates to inform the Web server 211 that a file is ready for collection, whereupon it sends a routine 'request to fetch' message to the policy orchestrator 111 ( Figure 7a) .
  • Waveform file 209 may contain one or a plurality of individual .
  • timestamps are ideally recorded directly from the RTC process 212 which may be a high accuracy clock maintained by the microprocessor control circuit means 8 ( Figure la) using Network Time Protocol ( "NTP” ) or the IEEE1588 Precision Time Protocol (“PTP”) or the like.
  • NTP Network Time Protocol
  • PTP Precision Time Protocol
  • a fully programmable, digital 'data-logger' is provided and as the FIFO queue process 207 contains waveform data both before and after the trigger conditions were met, it gives an ideal 'recording' of the waveform leading up to, during and after the triggering event.
  • the amount of data in front of and behind the triggering event can be determined making it particularly useful for later analysis or for concatenation purposes with the contents of another waveform file 209 to build a longer data record.
  • waveform files 209 can be sent around a network or between software applications elsewhere on the Internet, where they can be concatenated or joined to form longer more complete records of electrical events or can be 'cut' and re-time stamped to focus on or investigate only a specific portion of the record.
  • Data from the measurement data input process 206 is also provided to the maths engine process 213, whereupon it can be manipulated mathematically
  • Meta-data input file 214 may contain instructions on how the maths engine process 213 is to calculate new values from the raw data provided from measurement data input process 206.
  • the meta-data input file 215 may instruct the maths engine process 213 to calculate the value of the
  • 10 data input process 205 conditions inputs received from the optional 10 control circuit means 19 ( Figure 4) , whereupon it provides inputs to the trigger engine process 204 and the Web server process 211.
  • the external events captured by the 10 control circuit means 19 ( Figure 4) can provide an external trigger input to prompt the capturing of a waveform by the FIFO queue process 207, or the serving of a particular feature of a Web page 210 via the Web server process 211.
  • the trigger engine 204 also takes an input from the measurement data input process 206, so that 'threshold' detection events can be used to trigger a waveform capture by the FIFO queue process 207.
  • the trigger engine process 204 also takes an input from the RTC process 212, so as to enable time based triggers to prompt the capture of waveform files.
  • the trigger engine process 204 can operate using its 10 data input process 205 inputs, its measurement data input process 206 inputs and its RTC process 212 inputs together, or in combination within logical Boolean
  • configurable trigger file 203 and the multi-state trigger engine process 204 provides the devices with a very
  • the trigger engine 204 is able to provide trigger stimuli not only to the FIFO queue process 207, but also to the event engine process 201 which can act in a similar fashion to the trigger engine 204 to provide outputs to the 10 data output process 200.
  • the 10 data output process 200 can for example operate the optional 10 control circuit means 18 outputs ( Figure 4) to operate external equipment or can operate the electrical relay switching means or electrical dimming means 5 ( Figure la) or the optional internal signal relay switching means 16 ( Figure 3a) .
  • the event engine process 201 draws its instructions from the event file 202. This file instructs the event engine process 201 about what to do when each type of pre- configured event takes place.
  • the event file 202 has instructions that the event engine process 201 is to switch the load 'off when it is after 19.00 hours in the evening AND the power consumption has fallen on the monitored circuit below a certain level indicating the users PC say is no longer being used but is in 'standby' mode.
  • the event engine process 201 receives the event file 202, whereupon it configures its inputs to receive the average instantaneous power consumption in Watt's ' P' from the maths engine process 213 and the time of day 'T' from the RTC process 212.
  • Event output P ⁇ standby val AND T > 19.00.00.00.00.00
  • the 10 output process 200 causes the electrical relay switching means 5 ( Figure la) to open its contacts turning off the load.
  • the various files that control the operation of the devices process form collectively what the user might perceive as a 'policy' or set of policies many of which are established by simple operations on the devices own Web page 210 or via the policy orchestrator 111 ( Figure 7a) .
  • relatively simple 'clicks' of buttons or menu selections on the Web page construct what may in some cases be highly elaborate and complex policies spanning multiple devices and even multiple buildings .

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Power Engineering (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)

Abstract

La présente invention concerne un dispositif combiné de contrôle de puissance, de commande et de mise en réseau. Le dispositif comprend un connecteur d'alimentation électrique destiné à la connexion d'une ou plusieurs alimentations électriques, un connecteur de charge électrique pour la connexion d'une ou plusieurs charges électriques et un circuit de commande de microprocesseur interne interposé entre le connecteur d'alimentation électrique et le connecteur de charge électrique. Le circuit de commande de microprocesseur interne est disposé pour mesurer le flux d'électricité vers la ou les charges électriques. Le dispositif comprend en outre des premier et second connecteurs de réseau, chaque connecteur de réseau étant destiné à la connexion d'au moins un câble de réseau, et un commutateur de réseau électronique ou concentrateur relié au premier et second connecteur de réseau et en communication avec le circuit de commande de microprocesseur interne.
PCT/GB2011/000682 2010-05-05 2011-05-04 Dispositif combiné de contrôle de puissance, de commande et de mise en réseau WO2011138581A2 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
GB1007514.1 2010-05-05
GBGB1007514.1A GB201007514D0 (en) 2010-05-05 2010-05-05 Combined power monitoring, control & networking device
GB1007568A GB2480092A (en) 2010-05-06 2010-05-06 Combined power monitoring, control and networking device
GB1007568.7 2010-05-06

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WO2011138581A2 true WO2011138581A2 (fr) 2011-11-10
WO2011138581A3 WO2011138581A3 (fr) 2012-05-18

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EP2680394A1 (fr) * 2012-06-28 2014-01-01 LSIS Co., Ltd. Chargeur portable et son procédé de fonctionnement
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US11095959B2 (en) 2015-05-26 2021-08-17 Lg Electronics Inc. Broadcasting signal transmitting apparatus, broadcasting signal receiving apparatus, broadcasting signal transmitting method, and broadcasting signal receiving method
US11023008B2 (en) 2016-09-09 2021-06-01 Targus International Llc Systems, methods and devices for native and virtualized video in a hybrid docking station
US11567537B2 (en) 2016-09-09 2023-01-31 Targus International Llc Systems, methods and devices for native and virtualized video in a hybrid docking station
US10705566B2 (en) 2016-09-09 2020-07-07 Targus International Llc Systems, methods and devices for native and virtualized video in a hybrid docking station
US10578657B2 (en) 2017-07-20 2020-03-03 Targus International Llc Systems, methods and devices for remote power management and discovery
US10663498B2 (en) 2017-07-20 2020-05-26 Targus International Llc Systems, methods and devices for remote power management and discovery
US11231448B2 (en) 2017-07-20 2022-01-25 Targus International Llc Systems, methods and devices for remote power management and discovery
US11747375B2 (en) 2017-07-20 2023-09-05 Targus International Llc Systems, methods and devices for remote power management and discovery
US11740657B2 (en) 2018-12-19 2023-08-29 Targus International Llc Display and docking apparatus for a portable electronic device
US11017334B2 (en) 2019-01-04 2021-05-25 Targus International Llc Workspace management system utilizing smart docking station for monitoring power consumption, occupancy, and usage displayed via heat maps
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US11039105B2 (en) 2019-08-22 2021-06-15 Targus International Llc Systems and methods for participant-controlled video conferencing
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US12073205B2 (en) 2021-09-14 2024-08-27 Targus International Llc Independently upgradeable docking stations

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