CN105867290A - Office place safe electricity consumption monitoring system and method - Google Patents
Office place safe electricity consumption monitoring system and method Download PDFInfo
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- CN105867290A CN105867290A CN201610217989.0A CN201610217989A CN105867290A CN 105867290 A CN105867290 A CN 105867290A CN 201610217989 A CN201610217989 A CN 201610217989A CN 105867290 A CN105867290 A CN 105867290A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
- G05B19/058—Safety, monitoring
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/10—Plc systems
- G05B2219/14—Plc safety
- G05B2219/14006—Safety, monitoring in general
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Abstract
The invention discloses an office place safe electricity consumption monitoring system and method. The office place safe electricity consumption monitoring system comprises a monitoring room subsystem and at least one office subsystem. The monitoring room subsystem comprises at least one operator operation station, at least one data server and at least one clock synchronization server; and the office subsystem comprises a safe electricity consumption control terminal, at least one intelligent socket, a load and a load shutdown controller. The system has the following advantages: the automation is high, the functions are complete, the reliability is good, regulation-violating electricity consumption can be identified, a fire hazard is avoided, and the electricity consumption safety is guaranteed. By using the office place safe electricity monitoring method, a power supply line can be automatically cut off and closed according to the time schedule of a unit; "cut-off" and "closed" events of the power supply line can be detected, and types of the events can also be distinguished; and when the power supply line is cut off, such a load as a computer can be turned off first and then the power supply line is cut off, and thus the load does not generate a fault.
Description
Technical field
The present invention relates to safety utilization of electric power monitoring field, be a kind of office space safety utilization of electric power monitoring system and method thereof.
Background technology
For the office of enterprise and institution or institution of higher learning, scientific research institutions the office space such as laboratory for, it is achieved safety utilization of electric power, avoid breaking out of fire to be a very important problem.Incorrect or irrational electricity consumption behavior, is the principal element causing office space breaking out of fire.Such as, the most not cutting off the electricity supply and have electrical equipment longtime running, or the period powerful electrical equipment of Misuse that is on duty, these are all the principal elements causing office space breaking out of fire.As can be seen here, invent a kind of system and method for realizing office space safety utilization of electric power monitoring to be very important.
Chinese patent Authorization Notice No. CN100411270C, disclose entitled: distributed visible intelligent electricity consumption control management system, this system includes distributed visible intelligent dsm controller, network manager, hand-held visual wireless controller, IC-card read write line, can realize the function of distribution detection metering and integrated management and monitoring.But, this system have the disadvantage in that (1) can not according to the working and resting arrangement of unit timing, automatically shut off and close supply line；(2) " cut-out " and the " closed " event occurred in supply line can not be detected, more cannot distinguish between the type of event；(3) when cutting off power supply, it is impossible to understand and whether have the such load of computer to be in running status or holding state.Therefore, when cutting off power supply, it is easily caused the such load of computer and breaks down.
Summary of the invention
In order to overcome the deficiencies in the prior art, it is an object of the present invention to provide a kind of automated procedures high, multiple functional, good reliability, it is possible to identify electricity consumption in violation of rules and regulations, it is to avoid breaking out of fire, it is ensured that the office space safety utilization of electric power monitoring system of Electrical Safety；And providing scientific and reasonable, the suitability is strong, the office space safety utilization of electric power monitoring method that effect is good.
Realize one of the object of the invention and the technical scheme is that a kind of office space safety utilization of electric power monitoring system, comprise a Control Room subsystem and at least one office's subsystem, described Control Room subsystem is connected with office subsystem by the Internet, it is characterized in that: described Control Room subsystem comprises at least one operation person's active station, at least one data server and at least one clock sync server, described operation person's active station, data server and clock sync server are connected to the Internet by network adapter and holding wire respectively；Described office subsystem comprises a safety utilization of electric power and controls terminal and at least one smart jack, and described safety utilization of electric power controls terminal and is connected to the Internet by network adapter, and described smart jack controls terminal with described safety utilization of electric power and electrically connects.
Described office subsystem also comprises load and load closedown controller, and described load electrically connects with described smart jack, and described load closedown controller is electrically connected with load by general purpose I/O Interface.
Described safety utilization of electric power controls terminal and comprises electrical switch, phase line current sensor, phases line voltage sensor, neutral line current sensor and terminal control circuitry, the input of described phases line voltage sensor is connected in the phase line of electrical switch outfan, described terminal control circuitry comprises flush bonding processor, internet interface circuit, audio collection and drive circuit, video capture circuit, interface of internet of things circuit, voltage and current Acquisition Circuit, ic for energy metering and switch driving circuit, described flush bonding processor, internet interface circuit, audio collection and drive circuit, video capture circuit, interface of internet of things circuit, voltage and current Acquisition Circuit, ic for energy metering and switch driving circuit are electrically connected by bus.
Described smart jack comprises electrical switch, phase line current sensor, Switch main body and socket control circuit, described socket control circuit comprises flush bonding processor, current signal Acquisition Circuit, switch driving circuit, interface of internet of things circuit, speaker or buzzer, " closed " button, " cancellation " button and load remote control circuit, and described flush bonding processor, current signal Acquisition Circuit, switch driving circuit, interface of internet of things circuit, speaker or buzzer, " closed " button, " cancellation " button and load remote control circuit are electrically connected by bus.
Described load closedown controller comprises flush bonding processor, general purpose I/O Interface and signal and receives and transtation mission circuit, and described flush bonding processor, general purpose I/O Interface and signal are received and electrically connected by bus with transtation mission circuit.
Realize the two of the object of the invention and the technical scheme is that a kind of office space safety utilization of electric power autocontrol method, comprise the following steps:
Step 401, safety utilization of electric power controls terminal and reads the current time in system；
Step 402, if now should close supply line, performs step 403, otherwise performs step 404；
Step 403, safety utilization of electric power controls terminal and closes supply line, and performs step 406；
Step 404, if now should cut off supply line, performs step 405, otherwise performs step 406；
Step 405, safety utilization of electric power controls terminal and cuts off supply line；
Step 406, the phases line voltage numerical value of safety utilization of electric power control terminal reading electrical switch outfan, and phase line current and the numerical value of neutral line current；
Step 407, whether safety utilization of electric power controls whether terminal judges there occurs cut-out, the event of Guan Bi supply line and the type of event, or have the situation of people's Misuse electrical equipment to occur；
Step 408, if it occur that cut off or the event of Guan Bi supply line, or has people's Misuse electrical equipment, performs step 409, otherwise performs step 401；
Step 409, safety utilization of electric power controls terminal and sends the message relevant to event to operation person's active station with data server, then performs step 401.
Described step 407 is further:
Step 501, if the virtual value of phases line voltage does not occur the saltus step between saltus step, i.e. nonzero sum zero, performs step 502, otherwise performs step 505；
Step 502, by phases line voltage and the numerical value of phase line current, the active power that computational load consumes；
Step 503, if the active power of load consumption is not more than threshold value set in advance, performs step 517, otherwise performs step 504；
Step 504, it is believed that there occurs the event of Misuse electrical equipment, and perform step 517；
Step 505, if the virtual value of phases line voltage there occurs the positive transition of zero to non-zero, performs step 506, otherwise performs step 507；
Step 506, it is believed that there occurs the event of Guan Bi supply line, and perform step 517；
Step 507, by phases line voltage and the numerical value of phase line current, the active power that computational load consumes；
Step 508, if the numerical value of the active power of load consumption is more than threshold value set in advance, performs step 509, otherwise performs step 510；
Step 509, it is believed that there occurs the event that air switch overload protection trips, and perform step 517；
Step 510, if the numerical value of phase line current is more than the threshold value pre-set, performs step 511, otherwise performs step 512；
Step 511, it is believed that there occurs the event that air switch short-circuit protection trips, and perform step 517；
Step 512, if phase line current is unequal with the numerical value of neutral line current, performs step 513, otherwise performs step 514；
Step 513, it is believed that there occurs the event that air switch earth leakage protective trips, and perform step 517；
Step 514, if the numerical value of phases line voltage is less than the threshold value pre-set, performs step 515, otherwise performs step 516；
Step 515, it is believed that there occurs the event that air switch low-voltage protection is tripped, and perform step 517；
Step 516, it is believed that there occurs that artificial cut-out supply line or safety utilization of electric power control terminal and automatically cut off the event of supply line, and perform step 517；
Step 517, the execution of end step 407.
Described step 405 is further:
Step 801, safety utilization of electric power controls terminal and reads the numerical value of phase line current；
Step 802, if the virtual value of phase line current is more than zero, performs step 803, otherwise performs step 807；
Step 803, safety utilization of electric power controls terminal and sends the order of " cutting off supply line " to smart jack；
Step 805, safety utilization of electric power controls terminal and waits for a period of time；
Step 806, if having people to terminate smart jack cut off the process of supply line, performing step 808, otherwise performing step 807；
Step 807, safety utilization of electric power controls the electrical switch in terminal and cuts off supply line；
Step 808, the execution of end step 405.
Also include between described step 803 and step 805:
Step 804, smart jack cuts off supply line, and described step 804 is further:
Step 901, smart jack reads the numerical value of phase line current；
Step 902, if the virtual value of phase line current is more than zero, performs step 903, otherwise performs step 911；
Step 903, smart jack one section of prompt tone of broadcasting, remind the people using load, smart jack will cut off supply line；
Step 904, if the process that smart jack cuts off supply line is terminated, performs step 905, otherwise performs step 906；
Step 905, smart jack controls terminal to safety utilization of electric power and sends the message of " smart jack cuts off the process of power supply and is terminated ", then performs step 912；
Step 906, smart jack sends query messages to load closedown controller, obtains the status message of load；
Step 907, if smart jack can directly cut off power supply, performs step 911, otherwise performs step 908；
Step 908, smart jack sends the order of " closing load " to load closedown controller；
Step 910, smart jack waits load shutdown；
Step 911, the electrical switch in smart jack cuts off supply line；
Step 912, the execution of end step 804.
Also include between described step 908 and step 910:
Step 909, load closedown controller closedown load, described step 909 is further:
Step 1001, if load is in holding state, performs step 1002, otherwise performs step 1004；
Step 1002, by general purpose I/O Interface, load closedown controller sends control signal to load, makes load depart from holding state；
Step 1003, load closedown controller waits that load departs from holding state；
Step 1004, by general purpose I/O Interface, load closedown controller sends the order of " closing load " to resident control program in the load；
Step 1005, load closedown controller waits load shutdown.
Owing to using technique scheme, the office space safety utilization of electric power monitoring system and method that the present invention provides has the beneficial effect that
(1) regularly according to the working and resting arrangement of unit, can automatically shut off and close supply line；
(2) " cut-out " and the " closed " event of supply line can be detected, moreover it is possible to distinguish the type of event；
(3) can detect whether that the situation of people's Misuse electrical equipment occurs；
(4) when cutting off supply line, if there being the such load of computer to be in running status or holding state, can first close load and cutting off supply line again, and then being not result in that the such load of computer is broken down；
(5) by using operation person's active station, operation person both can artificially cut off the supply line of whole office, it is also possible to specifies the supply line of station in artificial cut-out office；
(6) by clock sync server, alignment safety utilization of electric power controls the clock of terminal termly, enables safety utilization of electric power to control terminal and cuts off on time and close supply line.
Accompanying drawing explanation
Fig. 1 is illustrated that the theory diagram of the office space safety utilization of electric power monitoring system embodiment of the present invention；
Fig. 2 is illustrated that the safety utilization of electric power of the present invention controls the theory diagram of terminal embodiment；
Fig. 3 is illustrated that the safety utilization of electric power of the present invention controls the theory diagram of the electrical switch embodiment in terminal；
Fig. 4 is illustrated that the flow chart of the office space safety utilization of electric power autocontrol method of the present invention；
Fig. 5 is illustrated that the safety utilization of electric power of the present invention controls terminal for judging whether there occurs the flow chart of the method for cut-out, the Guan Bi event of supply line, event type and Misuse electrical equipment situation；
Fig. 6 is illustrated that the theory diagram of the smart jack embodiment of the present invention；
Fig. 7 is illustrated that the theory diagram of the load closedown controller embodiment of the present invention；
Fig. 8 is illustrated that the safety utilization of electric power of the present invention controls terminal and cuts off the flow chart of supply line's method；
Fig. 9 is illustrated that the smart jack of the present invention cuts off the flow chart of supply line's method；
Figure 10 is illustrated that the load closedown controller of the present invention closes the flow chart of carrying method；
Figure 11 is illustrated that comprising modules and the annexation figure thereof of operation person's active station of the present invention；
Figure 12 is illustrated that comprising modules and the annexation figure thereof of the data server of the present invention.
Detailed description of the invention
In conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
Fig. 1 shows the theory diagram of office space safety utilization of electric power monitoring system 10 embodiment, in an embodiment, safety utilization of electric power monitoring system 10 comprises a Control Room subsystem 11 and at least one office's subsystem 13, Control Room subsystem 11 and office's subsystem 13 and realizes the exchange of information by the Internet 12.The Internet 12 is LAN or wide area network.
Control Room subsystem 11 comprises at least one operation person's active station 111, at least one data server 112, at least one clock sync server 113, and operation person's active station 111, data server 112 and clock sync server 113 are connected to the Internet 12 by network adapter and holding wire respectively.Clock sync server 113, for realizing the time alignment of the monitoring device in office space safety utilization of electric power monitoring system 10, makes the system time of all monitoring devices in system keep consistent.
In the embodiment of office space safety utilization of electric power monitoring system 10, office's subsystem 13 comprises a safety utilization of electric power and controls terminal 131, at least one video camera 134, at least one speaker 135, at least one mike 136.Fig. 2 shows that safety utilization of electric power controls the theory diagram of terminal 131 embodiment.In an embodiment, safety utilization of electric power control terminal 131 comprises electrical switch 201, phases line voltage sensor 202, phase line current sensor 203, neutral line current sensor 204 and terminal control circuitry 205.Fig. 3 shows that safety utilization of electric power controls the theory diagram of electrical switch 201 embodiment in terminal 131.In an embodiment, electrical switch 201 comprises a 2P air switch 301 and an A.C. contactor 302, and two outfans of air switch 301 input L1 and L2 with A.C. contactor 302 respectively is cascaded.Air switch 301 is used for realizing overload protection, short-circuit protection, earth leakage protective and low-voltage protection.Contact winding wiring A1, A2 and auxiliary normally opened contact N0 of A.C. contactor 302 are for receiving the control signal of terminal control circuitry 205, and then realize cut-out and the closed procedure of supply line.The input of phases line voltage sensor 202 and phase line current sensor 203 is connected in the phase line of electrical switch 201 outfan, is respectively used to measure phases line voltage and the phase line current of electrical switch 201 outfan.The input of neutral line current sensor 204 is connected on the zero line of electrical switch 201 outfan, for measuring the neutral line current of electrical switch 201 outfan.
Terminal control circuitry 205 comprises flush bonding processor 214 and memorizer 211.Flush bonding processor 214 is the core parts of control circuit, is used for performing application program.Memorizer 211 is used for depositing data and application program.Terminal control circuitry 205 also comprises voltage and current Acquisition Circuit 208, ic for energy metering 209, voltage and current Acquisition Circuit 208 is for gathering phases line voltage sensor 202, phase line current sensor 203 and the output signal of neutral line current sensor 204, and ic for energy metering 209 is used for active power the electric energy of accumulative load consumption of computational load.Terminal control circuitry 205 also comprises real time clock circuit 213, and real time clock circuit 213 is for obtaining the current time of system.Terminal control circuitry 205 also comprises wireless network card 212, and wireless network card 212 is a kind of internet interface circuit, is used for connecting the Internet.Terminal control circuitry 205 can also use other kinds of internet interface circuit, such as ethernet interface circuit, it is achieved the linkage function of the Internet.Terminal control circuitry 205 also comprises switch driving circuit 207, and switch driving circuit 207 is for receiving the control signal of flush bonding processor 214 and driving electrical switch 201, and then realizes cut-out and the Guan Bi control of supply line.Terminal control circuitry 205 also comprises low-voltage PLC(power line carrier communication) modulation-demodulation circuit 210, the terminals of low-voltage PLC modulation-demodulation circuit 210 couple with phase line and the zero line of electrical switch outfan.Low-voltage PLC modulation-demodulation circuit 210 is a kind of interface of internet of things circuit, and by low-voltage PLC modulation-demodulation circuit 210, safety utilization of electric power controls terminal 131 and exchanges information with smart jack 132.Terminal control circuitry 205 can also use other kinds of interface of internet of things circuit, such as Zigbee interface circuit, it is achieved safety utilization of electric power controls the information exchange functions between terminal 131 and smart jack 132.Terminal control circuitry 205 also comprises audio collection and drive circuit 215, and audio collection and drive circuit 215 are for gathering the signal of mike 136, and drive speaker 135.Terminal control circuitry 205 also comprises video capture circuit 216, and video capture circuit 216 is for the video signal of acquisition camera 134 shooting.Terminal control circuitry 205 also comprises DC-stabilized circuit 206, and DC-stabilized circuit 206 provides direct current supply for the flush bonding processor 214 in terminal control circuitry 205 and other modular circuits.Terminal control circuitry 205 also comprises generalized device interface 218, such as USB interface or RS232 interface, by generalized device interface 218, safety utilization of electric power controls terminal 131 can receive the data that miscellaneous equipment sends, and such as receives and cuts off supply line and the time parameter of Guan Bi supply line.Flush bonding processor 214 and other modular circuits in terminal control circuitry 205 set up contact by bus 217, and bus 217 is one group of holding wire, including data signal line, address signal line, control signal wire, power line and ground wire.
Safety utilization of electric power controls terminal 131 and plays an important role in office's subsystem 13, because controlling terminal 131 by safety utilization of electric power can realize automatically controlling of office space safety utilization of electric power.Fig. 4 shows that the flow chart of office space safety utilization of electric power autocontrol method 40, office space safety utilization of electric power autocontrol method 40 comprise the following steps:
Step 401, safety utilization of electric power controls terminal and reads the current time in system.In safety utilization of electric power controls the terminal control circuitry of terminal, contain real time clock circuit.By real time clock circuit, safety utilization of electric power controls terminal can obtain the current time of system.
Step 402, if now should close supply line, performs step 403, otherwise performs step 404.According to the parameter (i.e. should cut off and close the time of supply line) pre-set, safety utilization of electric power controls the most whether terminal judges should be cut off or close supply line.
Step 403, safety utilization of electric power controls terminal and closes supply line, and performs step 406.
Step 404, if now should cut off supply line, performs step 405, otherwise performs step 406.
Step 405, safety utilization of electric power controls terminal and cuts off supply line.
Step 406, safety utilization of electric power controls terminal and reads the phases line voltage of electrical switch outfan, phase line current and the numerical value of neutral line current.In safety utilization of electric power controls terminal, contain phases line voltage sensor, phase line current sensor, neutral line current sensor and voltage and current Acquisition Circuit, and the input of phases line voltage sensor, phase line current sensor is connected in the phase line of electrical switch outfan, the input of neutral line current sensor is connected on the zero line of electrical switch outfan, and therefore safety utilization of electric power control terminal can measure the numerical value of the phases line voltage of electrical switch outfan, phase line current and neutral line current in real time.
Step 407, whether safety utilization of electric power controls whether terminal judges there occurs cut-out, the event of Guan Bi supply line and the type of event, or have the situation of people's Misuse electrical equipment to occur.
Step 408, if it occur that cut off or the event of Guan Bi supply line, or has people's Misuse electrical equipment, performs step 409, otherwise performs step 401.
Step 409, safety utilization of electric power controls terminal and sends the message relevant to event to operation person's active station with data server, then performs step 401.Data server is event record in system in data base, and operation person's active station, then according to the type of message, decides whether point out operation person by the way of warning.
Fig. 5 shows that safety utilization of electric power controls terminal for judging whether there occurs the flow chart of the method 407 of cut-out, the Guan Bi event of supply line, event type and Misuse electrical equipment situation.Method 407 comprises the following steps:
Step 501, if the virtual value of phases line voltage does not occur saltus step (i.e. saltus step between nonzero sum zero), performs step 502, otherwise performs step 505.Safety utilization of electric power controls terminal and measures the instantaneous value of phases line voltage in real time, and calculates the phases line voltage virtual value in each cycle.If the phases line voltage virtual value of adjacent periods there occurs saltus step, i.e. non-zero is to zero or the saltus step of zero to non-zero, then there occurs in explanation office subsystem and cut off or the event of Guan Bi supply line.
Step 502, by phases line voltage and the numerical value of phase line current, the active power that computational load consumes.
Step 503, if the active power of load consumption is not more than threshold value set in advance, performs step 517, otherwise performs step 504.In different offices, the load number of use is different with load type.Accordingly, it would be desirable to according to the electricity consumption loading condition of each office, pre-set load active power threshold value.On this basis, whether there is people's Misuse electrical equipment in can determine whether office.
Step 504, it is believed that there occurs the event of Misuse electrical equipment, performs step 517.
Step 505, if the virtual value of phases line voltage there occurs the positive transition of zero to non-zero, performs step 506, otherwise performs step 507.
Step 506, it is believed that there occurs the event of Guan Bi supply line, and perform step 517.
Step 507, by phases line voltage and the numerical value of phase line current, the active power that computational load consumes.
Step 508, if the numerical value of the active power of load consumption is more than threshold value set in advance, performs step 509, otherwise performs step 510.
Step 509, it is believed that there occurs the event that air switch overload protection trips, and perform step 517.
Step 510, if the numerical value of phase line current is more than the threshold value pre-set, performs step 511, otherwise performs step 512.
Step 511, it is believed that there occurs the event that air switch short-circuit protection trips, and perform step 517.
Step 512, if phase line current is unequal with the numerical value of neutral line current, performs step 513, otherwise performs step 514.
Step 513, it is believed that there occurs the event that air switch earth leakage protective trips, and perform step 517.
Step 514, if the numerical value of phases line voltage is less than the threshold value pre-set, performs step 515, otherwise performs step 516.
Step 515, it is believed that there occurs the event that air switch low-voltage protection is tripped, and perform step 517.
Step 516, it is believed that there occurs that artificial cut-out supply line or safety utilization of electric power control terminal and automatically cut off the event of supply line, and perform step 517.
Step 517, the execution of ending method 407.
In office space, computer is topmost electric loading.Different by electric loading from other, when computer is in running status or holding state, can not directly close power supply, computer otherwise can be caused to break down.Such as, there is bad track in the hard disk that may result in computer, and then makes computer be not normally functioning program.In order to avoid arising a problem that, office's subsystem 13 also comprises smart jack 132 and load closedown controller 133.Smart jack 132 is connected to safety utilization of electric power by wire and controls terminal 131, the load 137 that can not directly cut off power supply and the load 138 that can directly cut off power supply are connected to smart jack 132 by wire, and load closedown controller 133 is connected to directly to cut off the load 137(such as computer of power supply by general purpose I/O Interface).Smart jack 132 and load closedown controller 133 use infrared ray or electromagnetic wave as the carrier of transmission information, it is achieved the exchange of information.Such as, smart jack 132 sends order to load closedown controller 133, makes it close load.For the smart jack that certain is concrete, only it is connected to obtain the load closedown controller in the load of power supply by its (smart jack) with those and exchanges information.Therefore, smart jack 132 and load closedown controller 133 are all it would be desirable to provide arrange ID(identifier) means (such as toggle switch), thus can determine whether smart jack 132 and load closedown controller 133 the most one to one.On this basis, smart jack can only send order to the load closedown controller corresponding with it, makes it close load.
Fig. 6 shows the theory diagram of smart jack 132 embodiment.Smart jack 132 comprises electrical switch 601, phase line current sensor 602, Switch main body 603, socket control circuit 604.Electrical switch 601 can be a relay, it is also possible to be an A.C. contactor.Electrical switch 601 receives the control signal of socket control circuit 604, it is achieved the cut-out of supply line and closed procedure.The input of phase line current sensor 602 is connected in phase line, is used for measuring phase line current.Socket control circuit 604 comprises flush bonding processor 609, and flush bonding processor 609 is used for performing application program.Socket control circuit 604 also comprises memorizer 610, and memorizer 610 is used for depositing data and application program.Socket control circuit 604 also comprises current signal Acquisition Circuit 608, and current signal Acquisition Circuit 608 is for gathering the signal of current sensor 602 output.Socket control circuit 604 also comprises switch driving circuit 605, and switch driving circuit 605 is for receiving the control signal of flush bonding processor 609 and driving electrical switch 601, it is achieved the cut-out of supply line and closed procedure.Socket control circuit 604 also comprises low-voltage PLC(power line carrier communication) modulation-demodulation circuit 606.By low-voltage PLC modulation-demodulation circuit 606, smart jack 132 and safety utilization of electric power control terminal 131 and exchange information.Low-voltage PLC modulation-demodulation circuit 606 is a kind of interface of internet of things circuit.Socket control circuit 604 can also use other kinds of interface of internet of things circuit, realize smart jack 132 and safety utilization of electric power and control the information exchange functions between terminal 131, but require that interface of internet of things circuit that socket control circuit 604 uses is same type with the interface of internet of things circuit of terminal control circuitry 205 employing.Socket control circuit 604 also comprises load remote control circuit 612, and by load remote control circuit 612, smart jack 132 exchanges information with load closedown controller 133.Socket control circuit 604 also comprises speaker or buzzer 611, speaker or buzzer 611 will cut off power supply for playing alert tones, people's smart jack of prompting use load.Socket control circuit 604 also comprises " closed " button 613, when smart jack is off, by pressing " closed " button 613, smart jack can be made to close supply line.Socket control circuit 604 also comprises " cancellation " button 614, when smart jack is by the way of playing alert tones, the when that prompting using people's smart jack of load will cut off power supply, the people using load can pass through to press " cancellation " button 614, stop intelligent socket cuts off the process of supply line, namely makes smart jack no longer cut off supply line.Socket control circuit 604 also comprises voltage-stabilized power supply circuit 607, and voltage-stabilized power supply circuit 607 is the flush bonding processor 609 in socket control circuit 604, and other modular circuits provide direct current supply.Socket control circuit 604 also comprises ID and arranges circuit 616, and ID arranges circuit 616 for arranging the ID(identifier of smart jack).Between flush bonding processor 609 and other modular circuits, set up contact by bus 615.Bus 615 is one group of holding wire, including data signal line, address signal line, control signal wire, power line and ground wire.
Fig. 7 shows the theory diagram of load closedown controller 133.Load closedown controller 133 comprises flush bonding processor 702, and flush bonding processor 702 is used for performing application program.Load closedown controller 133 also comprises memorizer 704, and memorizer 704 is used for depositing data and application program.Load closedown controller 133 also comprises signal and receives and transtation mission circuit 701, received and transtation mission circuit 701 by signal, load closedown controller 133 exchanges information with smart jack 132, such as receives the order that smart jack 132 sends, or sends response message to smart jack 132.Load closedown controller 133 also comprises general purpose I/O Interface 703, and by general purpose I/O Interface 703, load closedown controller 133 exchanges information with the load 137 that can not directly cut off power supply.Load closedown controller 133 also comprises power module 705, and power module 705 is powered for load closedown controller 133.Power module 705 can be one and rechargeable battery, when load is in running status, load can be that the battery in load closedown controller 133 charges by general purpose I/O Interface.Load closedown controller 133 also comprises ID and arranges circuit 706, and ID arranges circuit 706 for arranging the identifier of load closedown controller.Signal is received and is linked together by bus 707 with transtation mission circuit 701, flush bonding processor 702, general purpose I/O Interface 703, memorizer 704, power module 705.
Fig. 8 shows that safety utilization of electric power controls terminal 131 and cuts off the flow chart of supply line's method 405.Safety utilization of electric power control terminal is cut off supply line's method 405 and is comprised the following steps:
Step 801, safety utilization of electric power controls terminal and reads the numerical value of phase line current.Safety utilization of electric power controls terminal and contains phase line current sensor and voltage and current Acquisition Circuit, and therefore safety utilization of electric power control terminal can measure the numerical value of phase line current in real time.
Step 802, if the virtual value of phase line current is more than zero, performs step 803, otherwise performs step 807.When there being load to be in running status or holding state, the virtual value of phase line current is more than zero, and otherwise the virtual value of phase line current is equal to zero.
Step 803, safety utilization of electric power controls terminal and sends the order of " cutting off supply line " to smart jack.
Step 805, safety utilization of electric power controls terminal and waits for a period of time.Safety utilization of electric power controls the purpose that terminal waits for a period of time, and is that the load (such as computer) that those can not directly be cut off the electricity supply has time enough to shut down.Safety utilization of electric power controls the time of terminal wait by the numerical value decision pre-set.Also has other embodiment, such as, after smart jack cuts off supply line, control terminal to safety utilization of electric power and send the message of " supply line has been turned off ", on this basis, safety utilization of electric power controls terminal and it will be seen that smart jack cuts off the situation of supply line, and then judges that safety utilization of electric power controls terminal and can cut off supply line.
Step 806, if having people to terminate smart jack cut off the process of supply line, performing step 808, otherwise performing step 807.When smart jack receives the order of " cutting off supply line ", it first passes through speaker or buzzer playing alert tones, and prompting uses the people of load, and smart jack will cut off supply line.If now someone is currently in use load, can be by pressing " cancellation " button on smart jack, stop intelligent socket cuts off the process of supply line.When there being people to terminate the process that smart jack cuts off supply line, smart jack can control terminal to safety utilization of electric power and send message, notifies that its smart jack cuts off the process of supply line and is terminated.
Step 807, safety utilization of electric power controls the electrical switch in terminal and cuts off supply line.
Step 808, the execution of ending method 405.
Fig. 9 shows that smart jack cuts off the flow chart of supply line's method 804.Smart jack cuts off supply line's method 804 and comprises the following steps:
Step 901, smart jack reads the numerical value of phase line current.Containing phase line current sensor and current signal Acquisition Circuit in smart jack, wherein the input of phase line current sensor is connected in phase line, and therefore smart jack can measure the numerical value of phase line current of smart jack outfan in real time.
Step 902, if the virtual value of phase line current is more than zero, performs step 903, otherwise performs step 911.If the virtual value of phase line current is more than zero, illustrates that load is in running status or holding state, otherwise illustrated that all of load all has been switched off.
Step 903, smart jack one section of prompt tone of broadcasting, remind the people using load, smart jack will cut off supply line.In this course, if having people in office office work, need to be continuing with load, then can be by pressing " cancellation " button on smart jack, stop intelligent socket cuts off the process of supply line.
Step 904, if the process that smart jack cuts off supply line is terminated, performs step 905, otherwise performs step 906.
Step 905, smart jack controls terminal to safety utilization of electric power and sends the message of " smart jack cuts off the process of power supply and is terminated ", then performs step 912.Smart jack controls terminal to safety utilization of electric power and sends the purpose of " smart jack cuts off the process of power supply and is terminated " message, is that notice safety utilization of electric power controls terminal: having people in office in work, certain smart jack can't cut off power supply.
Step 906, smart jack sends query messages to load closedown controller, obtains the status message of load.Result has three kinds of possibilities: (1), within the time specified, smart jack does not receive the response message of load closedown controller, illustrates that the load not having directly to cut off power supply is connected on smart jack, and smart jack can directly cut off power supply；(2) load that can not directly cut off power supply all has been switched off, and smart jack can directly cut off power supply；(3) load that can not directly cut off the electricity supply is in running status or holding state, and smart jack can not directly cut off power supply.
Step 907, if smart jack can directly cut off power supply, performs step 911, otherwise performs step 908.
Step 908, smart jack sends the order of " closing load " to load closedown controller.
Step 910, smart jack waits load shutdown.In this course, load closedown controller can monitor the state of load in real time by general purpose I/O Interface, once finds that load is shut down, just sends the message of " load is shut down " to smart jack.
Step 911, the electrical switch in smart jack cuts off supply line.Once those loads that can not directly close power supply are shut down the most, and smart jack just can cut off supply line.
Step 912, the execution of end step 804.
Figure 10 shows that load closedown controller closes the flow chart of carrying method 909.Load closedown controller is closed carrying method 909 and is comprised the following steps:
Step 1001, if load is in holding state, performs step 1002, otherwise performs step 1004.
Step 1002, by general purpose I/O Interface, load closedown controller sends control signal to load, makes load depart from holding state.Such as, load closedown controller can send control signal by USB interface or RS-232 interface to load, makes load depart from holding state.
Step 1003, load closedown controller waits that load departs from holding state.I.e. wait that load is transferred to normal operating condition by holding state.
Step 1004, by general purpose I/O Interface, load closedown controller sends the order of " closing load " to resident control program in the load.
Step 1005, load closedown controller waits load shutdown.In this course, load closedown controller can detect the state of load in real time by general purpose I/O Interface, such as by the magnitude of voltage on the power line in USB interface, it can be determined that whether load has been switched off.
Step 1006, load closedown controller sends " load is shut down " message to smart jack.
Figure 11 shows module composition and the annexation figure thereof of operation person's active station 111 embodiment.In an embodiment, operation person's active station 111 comprises network connection management module 1101, event query module 1102, control command sending module 1103, video data receiver module 1104, speech data receiver module 1105, speech data sending module 1106, speech signal collection module 1107, event display module 1108, video display module 1109, voice playing module 1110.Wherein, event query module 1102, control command sending module 1103, video data receiver module 1104, speech data receiver module 1105 and speech data sending module 1106 management the most connected to the network module 1101 connect, speech signal collection module 1107 is connected with speech data sending module 1106, event display module 1108 is connected with event query module 1102, video display module 1109 is connected with video data receiver module 1104, and voice playing module 1110 is connected with speech data receiver module 1105.
The network that network connection management module 1101 controls between terminal 131 and data server 112 with safety utilization of electric power for management operating person's active station 111 is connected, such as network establishment of connection and disconnection；Event query module 1102 is used for historical data and the real time data of the various events of generation in acquisition system from data server 112；The data that event display module 1108 is obtained by event query module 1102 for display；Control command sending module 1103 controls terminal 131 and smart jack 132 transmitting control commands for the safety utilization of electric power in office's subsystem 13, such as sends " Guan Bi supply line " or the order of " cutting off supply line "；Video data receiver module 1104 is controlled, by safety utilization of electric power, the video data that terminal 131 gathers and sends through the Internet 12 for receiving；The video data that video display module 1109 is received by video data receiver module 1104 for display；Speech data receiver module 1105 is controlled, by safety utilization of electric power, the speech data that terminal 131 gathers and sends through the Internet 12 for receiving；Voice playing module 1110 is for playing the speech data received by speech data receiver module 1105；Speech signal collection module 1107 is for gathering the voice signal of operation person；Speech data sending module 1106 is for the speech data that speech signal collection module 1107 is gathered, and by the Internet 12, is sent to safety utilization of electric power and controls terminal 131.
Figure 12 shows module composition and the annexation figure thereof of data server 112 embodiment.In an embodiment, data server 112 comprises data query operation processing module 1201, data reception module 1202 and data storage and management module 1203.Data reception module 1202 is controlled terminal 131, through the Internet 12, the various event informations of transmission for receiving by safety utilization of electric power；Data storage and management module 1203 is used for storing and managing, data reception module 1202 receive, the data of various events；Data query operation processing module 1201 is used for processing, sent through the Internet 12 by the event query module 1102 in operation person's active station 111, event query operational order, and obtain from data storage and management module 1203 and to meet the data of querying condition, Query Result is sent to the event query module 1102 in operation person's active station 111 the most again.
Use office space safety utilization of electric power monitoring system 10, it is possible not only to the arrangement of the daily schedule according to unit automatically cut off and close supply line, operation person can also be by using operation person's active station 111, safety utilization of electric power in office's subsystem 13 controls terminal 131 or smart jack 132 sends order, makes it cut off the supply line of whole office or the supply line of certain station.Such as, arranging according to the daily schedule of unit, safety utilization of electric power controls terminal 131 and have sent the order of " cutting off supply line " to smart jack 132.But, owing to there being people to work overtime in office, the staff of overtime work, by using " cancellation " button on smart jack, terminates the cut-out supply line process of smart jack.In this case, smart jack 132 can control terminal 131 by safety utilization of electric power and send message to data server 112, and the indivedual smart jacks in notice operation person office subsystem do not cut off power supply.In this case, operation person can check the video of video camera 134 shooting installed in an office by operation person's active station 111, the staff's call that can also use the mike 136 installed in an office and speaker 135 and work overtime, exhorts his supply line to be cut off.Even if the staff of overtime work does not cut off supply line going home when, operation person can also pass through operation person's active station 111, and the safety utilization of electric power in office's subsystem 13 controls terminal 131 or smart jack 132 sends order, makes it cut off supply line.
As it was previously stated, safety utilization of electric power control terminal 131 can according to the working and resting arrangement of unit automatic disjunction power supply circuits with connect supply line.But, owing to crystal oscillator frequency is inaccurate or other reason, may result in safety utilization of electric power control terminal 131 system time after longtime running inaccurate, and then safety utilization of electric power control terminal 131 can be caused not cut off according to prior arrangement exactly or Guan Bi supply line.In order to solve this problem, in Control Room subsystem, it is configured with clock sync server 113.In this case, safety utilization of electric power controls terminal 131 can send timing request to clock sync server 113 termly, then clock sync server 113 sends response message to safety utilization of electric power control terminal 131, and then realizes the clock alignment of safety utilization of electric power control terminal.
Claims (10)
1. an office space safety utilization of electric power monitoring system, comprise a Control Room subsystem and at least one office's subsystem, described Control Room subsystem is connected with office subsystem by the Internet, it is characterized in that: described Control Room subsystem comprises at least one operation person's active station, at least one data server and at least one clock sync server, described operation person's active station, data server and clock sync server are connected to the Internet by network adapter respectively；Described office subsystem comprises a safety utilization of electric power and controls terminal and at least one smart jack, and described safety utilization of electric power controls terminal and is connected to the Internet by network adapter, and described smart jack controls terminal with described safety utilization of electric power and electrically connects.
Safety utilization of electric power monitoring system in office space the most according to claim 1, it is characterized in that: described office subsystem also comprises load and load closedown controller, described load electrically connects with described smart jack, and described load closedown controller is electrically connected with load by general purpose I/O Interface.
Safety utilization of electric power monitoring system in office space the most according to claim 1, it is characterized in that: described safety utilization of electric power controls terminal and comprises electrical switch, phase line current sensor, phases line voltage sensor, neutral line current sensor and terminal control circuitry, the input of described phases line voltage sensor is connected in the phase line of electrical switch outfan, described terminal control circuitry comprises flush bonding processor, internet interface circuit, audio collection and drive circuit, video capture circuit, interface of internet of things circuit, voltage and current Acquisition Circuit, ic for energy metering and switch driving circuit, described flush bonding processor, internet interface circuit, audio collection and drive circuit, video capture circuit, interface of internet of things circuit, voltage and current Acquisition Circuit, ic for energy metering and switch driving circuit are electrically connected by bus.
Safety utilization of electric power monitoring system in office space the most according to claim 1, it is characterized in that: described smart jack comprises electrical switch, phase line current sensor, Switch main body and socket control circuit, described socket control circuit comprises flush bonding processor, current signal Acquisition Circuit, switch driving circuit, interface of internet of things circuit, speaker or buzzer, " closed " button, " cancel " button and load remote control circuit, described flush bonding processor, current signal Acquisition Circuit, switch driving circuit, interface of internet of things circuit, speaker or buzzer, " closed " button, " cancel " button and load remote control circuit is electrically connected by bus.
Safety utilization of electric power monitoring system in office space the most according to claim 2, it is characterized in that: described load closedown controller comprises flush bonding processor, general purpose I/O Interface and signal and receives and transtation mission circuit, and described flush bonding processor, general purpose I/O Interface and signal are received and electrically connected by bus with transtation mission circuit.
6. an office space safety utilization of electric power autocontrol method, comprises the following steps:
Step 401, safety utilization of electric power controls terminal and reads the current time in system；
Step 402, if now should close supply line, performs step 403, otherwise performs step 404；
Step 403, safety utilization of electric power controls terminal and closes supply line, and performs step 406；
Step 404, if now should cut off supply line, performs step 405, otherwise performs step 406；
Step 405, safety utilization of electric power controls terminal and cuts off supply line；
Step 406, the phases line voltage numerical value of safety utilization of electric power control terminal reading electrical switch outfan, and phase line current and the numerical value of neutral line current；
Step 407, whether safety utilization of electric power controls whether terminal judges there occurs cut-out, the event of Guan Bi supply line and the type of event, or have the situation of people's Misuse electrical equipment to occur；
Step 408, if it occur that cut off or the event of Guan Bi supply line, or has people's Misuse electrical equipment, performs step 409, otherwise performs step 401；
Step 409, safety utilization of electric power controls terminal and sends the message relevant to event to operation person's active station with data server, then performs step 401.
Safety utilization of electric power autocontrol method in office space the most according to claim 6, is characterized in that: described step 407 is further:
Step 501, if the virtual value of phases line voltage does not occur the saltus step between saltus step, i.e. nonzero sum zero, performs step 502, otherwise performs step 505；
Step 502, by phases line voltage and the numerical value of phase line current, the active power that computational load consumes；
Step 503, if the active power of load consumption is not more than threshold value set in advance, performs step 517, otherwise performs step 504；
Step 504, it is believed that there occurs the event of Misuse electrical equipment, and perform step 517；
Step 505, if the virtual value of phases line voltage there occurs the positive transition of zero to non-zero, performs step 506, otherwise performs step 507；
Step 506, it is believed that there occurs the event of Guan Bi supply line, and perform step 517；
Step 507, by phases line voltage and the numerical value of phase line current, the active power that computational load consumes；
Step 508, if the numerical value of the active power of load consumption is more than threshold value set in advance, performs step 509, otherwise performs step 510；
Step 509, it is believed that there occurs the event that air switch overload protection trips, and perform step 517；
Step 510, if the numerical value of phase line current is more than the threshold value pre-set, performs step 511, otherwise performs step 512；
Step 511, it is believed that there occurs the event that air switch short-circuit protection trips, and perform step 517；
Step 512, if phase line current is unequal with the numerical value of neutral line current, performs step 513, otherwise performs step 514；
Step 513, it is believed that there occurs the event that air switch earth leakage protective trips, and perform step 517；
Step 514, if the numerical value of phases line voltage is less than the threshold value pre-set, performs step 515, otherwise performs step 516；
Step 515, it is believed that there occurs the event that air switch low-voltage protection is tripped, and perform step 517；
Step 516, it is believed that there occurs that artificial cut-out supply line or safety utilization of electric power control terminal and automatically cut off the event of supply line, and perform step 517；
Step 517, the execution of end step 407.
Safety utilization of electric power autocontrol method in office space the most according to claim 6, is characterized in that: described step 405 is further:
Step 801, safety utilization of electric power controls terminal and reads the numerical value of phase line current；
Step 802, if the virtual value of phase line current is more than zero, performs step 803, otherwise performs step 807；
Step 803, safety utilization of electric power controls terminal and sends the order of " cutting off supply line " to smart jack；
Step 805, safety utilization of electric power controls terminal and waits for a period of time；
Step 806, if having people to terminate smart jack cut off the process of supply line, performing step 808, otherwise performing step 807；
Step 807, safety utilization of electric power controls the electrical switch in terminal and cuts off supply line；
Step 808, the execution of end step 405.
Safety utilization of electric power autocontrol method in office space the most according to claim 8, is characterized in that: also include between described step 803 and step 805:
Step 804, smart jack cuts off supply line, and described step 804 is further:
Step 901, smart jack reads the numerical value of phase line current；
Step 902, if the virtual value of phase line current is more than zero, performs step 903, otherwise performs step 911；
Step 903, smart jack one section of prompt tone of broadcasting, remind the people using load, smart jack will cut off supply line；
Step 904, if the process that smart jack cuts off supply line is terminated, performs step 905, otherwise performs step 906；
Step 905, smart jack controls terminal to safety utilization of electric power and sends the message of " smart jack cuts off the process of power supply and is terminated ", then performs step 912；
Step 906, smart jack sends query messages to load closedown controller, obtains the status message of load；
Step 907, if smart jack can directly cut off power supply, performs step 911, otherwise performs step 908；
Step 908, smart jack sends the order of " closing load " to load closedown controller；
Step 910, smart jack waits load shutdown；
Step 911, the electrical switch in smart jack cuts off supply line；
Step 912, the execution of end step 804.
Safety utilization of electric power autocontrol method in office space the most according to claim 9, is characterized in that: also include between described step 908 and 910:
Step 909, load closedown controller closedown load, described step 909 is further:
Step 1001, if load is in holding state, performs step 1002, otherwise performs step 1004；
Step 1002, by general purpose I/O Interface, load closedown controller sends control signal to load, makes load depart from holding state；
Step 1003, load closedown controller waits that load departs from holding state；
Step 1004, by general purpose I/O Interface, load closedown controller sends the order of " closing load " to resident control program in the load；
Step 1005, load closedown controller waits load shutdown.
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