CN100507388C - Central air conditioner end environmental temperature and cold source load remote control and regulation method and system - Google Patents
Central air conditioner end environmental temperature and cold source load remote control and regulation method and system Download PDFInfo
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- CN100507388C CN100507388C CNB2007100295440A CN200710029544A CN100507388C CN 100507388 C CN100507388 C CN 100507388C CN B2007100295440 A CNB2007100295440 A CN B2007100295440A CN 200710029544 A CN200710029544 A CN 200710029544A CN 100507388 C CN100507388 C CN 100507388C
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Abstract
The invention provides a remote centralized regulation method for terminal environmental temperature and load of central air conditioner. A remote server reads cold source operating power and terminal environmental temperature collected by a node device during system operational process, and summarizing the cold source power and listing the terminal environmental temperature according to region, building category and functional domain in buildings; regulation command and terminal environmental temperature set value are inputted to the remote server and transmitted to the terminal node device to be regulated to conduct regulation of terminal environmental temperature and load; and when power peak load shifting regulation is required, the remote server is preset with peak load shifting regulation regions, peak load shifting regulation quantity and peak load shifting time period, and the remote server processes results in accordance with the preset parameters and transmits the peak load shifting regulation command, terminal environmental temperature set value, peak load shifting regulation duration to the terminal node device to be regulated, so as to realize regulation of terminal environmental temperature and cold source load and finish utility power peak load shifting regulation. The invention has high value of application and spreading.
Description
Technical field
The present invention relates to central air-conditioning energy and electric load dsm control technology, specifically be meant central air-conditioning end environmental temperature and cold source load remote control and regulation method and system.
Background technology
Along with the fast development of economic society, central air-conditioning is applied to all kinds of big-and-middle-sized buildings at large as large-scale energy consumption equipment, when improving people's production and living conditions, has also consumed a large amount of electric energy.Use and manage central air-conditioning for advancing science; the energy savings resource; reduce greenhouse gas emission; effectively protect environment; and the adjusting of avoiding the peak hour that realizes power system under the power shortages situation; need carry out long-range scientific management and concentrate regulation and control central air conditioning terminal environment temperature and cold source load, but also not have appearance can realize central air conditioning terminal environment temperature and cold source load are carried out the method and system of remote control and regulation at present.
Summary of the invention
The objective of the invention is to overcome the shortcoming and defect of prior art, central air-conditioning end environmental temperature and cold source load remote control and regulation method are provided, it can realize each end environmental temperature remote monitoring of central air-conditioning and cold source load regulation and control, and a plurality of central air-conditioning load remotes are concentrated the science regulation and control in can requiring to carry out on a large scale according to the grid power amount of avoiding the peak hour, and reduce the influence that power cuts to limit consumption causes people's productive life.
The present invention also aims to provide the system that realizes above-mentioned central air-conditioning end environmental temperature and cold source load remote control and regulation method.
Purpose of the present invention is achieved through the following technical solutions: this central air-conditioning end environmental temperature and cold source load remote control and regulation method, described central air-conditioning is made of cold source system and terminal air-conditioning equipment, terminal air-conditioning equipment comprises fan coil and air conditioner, it is characterized in that described remote control and regulation method may further comprise the steps:
(1) difference in functionality district end environmental temperature typical set value T in all kinds of buildings and the building is set in remote server; Central air-conditioning cold source system and the terminal air-conditioning equipment that low-temperature receiver node apparatus and endpoint node device are installed carried out the absolute address coding by functional areas type in zone, building classification and the building, and described geocoding transmits for remote server by data transmission link and data conversion module and internet and reads;
(2) the low-temperature receiver node apparatus is gathered in real time to the cold source system operate power that is connected, and image data is deposited in the low-temperature receiver node apparatus controller;
(3) the endpoint node device is gathered in real time to the fan coil that connected or operation of air-conditioner state and end environmental temperature T0, and image data is deposited in the endpoint node Setup Controller;
(4) remote server is by the network real-time described image data of read step (2) from each low-temperature receiver node apparatus controller respectively, and carries out power aggregation process and storage in real time by zone, building classification; The real-time described image data of read step (3) from each endpoint node Setup Controller respectively, and carry out list category by functional areas type in zone, building classification and the building and handle, for telemonitoring and regulation and control reference;
(5) in cooling season, according to the described list category result of step (4), in remote server, need to select all kinds of buildings of regulation and control earlier, select difference in functionality district in the building in all kinds of buildings again, import the remote control and regulation instruction respectively and reach corresponding end environmental temperature setting value T1 with the interior difference in functionality district of building, described end environmental temperature setting value T1 is self-defined setting value or the described end environmental temperature typical set value of step (1) T, need to select each zone of regulation and control then, by network the remote control and regulation instruction is sent to the endpoint node device that is connected with the terminal air-conditioning equipment in each interior difference in functionality district of building in the above-mentioned zone of having selected respectively with above-mentioned end environment temperature typical set value T, and deposit in its controller, each endpoint node Setup Controller can carry out switch control or the air conditioner electric control valve is carried out the open amount adjusting fan coil power of electromagnetic valve loop according to remote control and regulation instruction and above-mentioned end environment temperature typical set value T, make end environmental temperature T0 satisfy the remote control and regulation requirement, thereby building refrigeration duty and cold source system power are reduced, realize zones of different, the end environmental temperature in difference in functionality district and the remote control and regulation of cold source load in different classes of building and the building;
(6) in cooling season, when the too high needs of network load are used electricity in off-peak hours, at the default control band of avoiding the peak hour of remote server, the regulated quantity of avoiding the peak hour P and avoid the peak hour and regulate the period, remote server is according to the default control band of avoiding the peak hour, the regulated quantity of avoiding the peak hour P and avoid the peak hour and regulate the period, default all central air-conditioning cold source system operate power sum ∑ P0 of control band that avoid the peak hour among invocation step (1) described end environmental temperature typical set value T and the current time power aggregation process result, and the adjusting period of will avoiding the peak hour is converted to the adjusting duration of avoiding the peak hour, the regulation and control instruction of will avoiding the peak hour then, the endpoint node device that the end environmental temperature typical set value T and the adjusting duration of avoiding the peak hour send to respectively by network and default terminal air-conditioning equipment of avoiding the peak hour each interior difference in functionality district of building of control band is connected, and deposit in its controller; The endpoint node Setup Controller is regulated the duration to avoiding the peak hour and is carried out timing, and switch control is carried out in fan coil power of electromagnetic valve loop or the air conditioner electric control valve is carried out open amount regulate according to avoid the peak hour regulation and control instruction and above-mentioned end environment temperature typical set value T, make end environmental temperature T0 satisfy end environmental temperature typical set value T requirement, realize tentatively avoiding the peak hour adjusting; After treating that the above-mentioned adjustment process of avoiding the peak hour finishes, remote server calls all central air-conditioning low-temperature receiver operate power sum ∑ P1 of zone through tentatively avoiding the peak hour and regulating among the current time power aggregation process result, and calculating ∑ P1 and ∑ P0 difference △ ∑ P, △ ∑ P regulates the completed regulated quantity of avoiding the peak hour for tentatively avoiding the peak hour;
Remote server calculates the regulated quantity of avoiding the peak hour that need further finish, i.e. Yu She avoid the peak hour regulated quantity P and △ ∑ P difference △ P, according to △ P and ∑ P0 ratio, according to 1 ℃ of the every raising of air conditioning terminal environment temperature, cold source system power reduces by 8%～10% characteristic, adjustment amount △ t to end environmental temperature typical set value T calculates, by network end environmental temperature typical set value T+ △ t is sent to the endpoint node device of all terminal air-conditioning equipments connections of zone of regulating through tentatively avoiding the peak hour then respectively, and deposit in its controller, each endpoint node Setup Controller carries out switch control according to avoid the peak hour regulation and control instruction and new end environmental temperature typical set value T+ △ t to fan coil power of electromagnetic valve loop or the air conditioner electric control valve is carried out open amount regulate control, make end environmental temperature T0 satisfy end environmental temperature typical set value T+ △ t requirement, the Load Regulation thereby the satisfied regulated quantity P requirement of avoiding the peak hour of the cold source system power minimizing value that makes the control band of avoiding the peak hour, realization electric power are avoided the peak hour;
After the adjusting duration timing of waiting to avoid the peak hour finished, each endpoint node device returned the state of a control of avoiding the peak hour before regulating.
For realizing the present invention better, in above-mentioned central air-conditioning end environmental temperature and the cold source load remote control and regulation method, described endpoint node device carries out switch control to fan coil power of electromagnetic valve loop, may further comprise the steps:
(1) the remote control and regulation instruction, the regulation and control instruction of avoiding the peak hour, the remote control and regulation end environmental temperature setting value T1 that send of receiving remote server, regulation and control end environmental temperature typical set value T or T+ △ t and avoiding the peak hour the adjusting duration avoids the peak hour, and deposit A, B, C, D, the extension register of endpoint node Setup Controller respectively in, wherein (A), (B), (C), (D), (E) refer to the data of storing in A, B, C, D, the extension register respectively;
(2) if (B)=1, then adjusting duration (E) of avoiding the peak hour is picked up counting: if T0＜(D), then cut off fan coil power of electromagnetic valve loop, if (D)＜T0＜(D)+t, then keep fan coil power of electromagnetic valve loop state, up to T0 〉=(D)+t, t=0.5-1 ℃, then fan coil power of electromagnetic valve loop is connected; Regulate end when avoiding the peak hour, (E)=0, (B)=0, the endpoint node device returns to avoid the peak hour regulates preceding state of a control;
If (B)=0, (A)=1, then carry out remote control and regulation: if T0＜(C), then cut off fan coil electromagnetism electric power loop, if (C)＜and T0＜(C)+t, then keep fan coil power of electromagnetic valve loop state, up to T0 〉=(C)+t, t=0.5-1 ℃, then fan coil power of electromagnetic valve loop is connected;
If (B)=0, (A)=0, then do not carry out any regulation and control.
Described endpoint node device carries out open amount to the air conditioner electric control valve to be regulated, and may further comprise the steps:
(1) the remote control and regulation instruction, the regulation and control instruction of avoiding the peak hour, the remote control and regulation end environmental temperature setting value T1 that send of receiving remote server, regulation and control end environmental temperature typical set value T or T+ △ t and avoiding the peak hour the adjusting duration avoids the peak hour, and deposit A, B, C, D, the extension register of endpoint node Setup Controller respectively in, wherein (A), (B), (C), (D), (E) refer to the data of storing in A, B, C, D, the extension register respectively;
(2) if (B)=1, then adjusting duration (E) of avoiding the peak hour is picked up counting: the endpoint node device is a setting value with (D), and T0 is feedback, and air conditioner electric control valve open amount is output, carries out the temperature closed loop adjusting, makes T0 satisfy (D) requirement; Regulate end when avoiding the peak hour, (E)=0, (B)=0, the endpoint node device returns to avoid the peak hour regulates preceding state of a control;
If (B)=0, (A)=1, then carry out remote control and regulation, be setting value promptly with (C), T0 is feedback, air conditioner electric control valve open amount is output, carries out temperature closed loop and regulates, and makes T0 satisfy (C) requirement;
If (B)=0, (A)=0, then do not carry out any regulation and control.
Realize the central air-conditioning end environmental temperature and the cold source load remote control and regulation system of above-mentioned central air-conditioning end environmental temperature and cold source load remote control and regulation method, it comprises remote server, the control groups of nodes, the low-temperature receiver power sensor, the end environmental temperature sensor, every group of control groups of nodes links to each other with remote server by network, every group of control groups of nodes comprises a low-temperature receiver node apparatus, a plurality of endpoint node devices, a data modular converter, each endpoint node device comprises fan coil node apparatus and air conditioner node apparatus, the low-temperature receiver node apparatus, each endpoint node device links to each other with same data conversion module by data transmission link, and described data transmission link comprises power line, twisted-pair feeder; The low-temperature receiver node apparatus is connected with the low-temperature receiver power sensor; The fan coil node apparatus is connected with fan coil power of electromagnetic valve loop, end environmental temperature sensor; The air conditioner node apparatus is connected with air conditioner electric control valve, end environmental temperature sensor; Described remote server is one or more, and the control groups of nodes is one or more groups, and one or more groups control groups of nodes is formed a control area.
For realizing the present invention better, in above-mentioned central air-conditioning end environmental temperature and the cold source load remote control and regulation system, described remote server comprises: difference in functionality district end environmental temperature typical set value module in all kinds of buildings and the building, cold source system and terminal air-conditioning equipment address administration module, cold source system power aggregation process and memory module, terminal air-conditioning equipment running status, end environmental temperature list category processing module, the data call module, remote control and regulation instruction and end environmental temperature are set and sending module, the control band of avoiding the peak hour, the regulated quantity of avoiding the peak hour and the adjusting period input module of avoiding the peak hour, the control band of avoiding the peak hour, the regulated quantity of avoiding the peak hour and the adjusting period presetting module of avoiding the peak hour, avoid the peak hour and regulate the period and the adjusting duration modular converter of avoiding the peak hour, the adjustment amount measuring and calculating module of avoiding the peak hour and regulating the end environmental temperature typical set value, the regulation and control instruction of avoiding the peak hour, the end environmental temperature setting value and the adjusting duration sending module of avoiding the peak hour.
In above-mentioned central air-conditioning end environmental temperature and the cold source load remote control and regulation system, described low-temperature receiver node apparatus is provided with controller and data communication module, described controller is provided with the AI port and is connected with power sensor, and the data communication module links to each other with data transmission link.
Described fan coil node apparatus is provided with controller, fan coil power of electromagnetic valve circuit controls relay R and data communication module, controller is provided with AI port, DI port, DO port, described AI port links to each other with the end environmental temperature sensor, the DI port links to each other with fan coil run signal auxiliary contact, the DO port links to each other with fan coil power of electromagnetic valve circuit controls relay R, the R normally closed auxiliary contact is connected with fan coil power of electromagnetic valve loop, and controller links to each other with data transmission link by the data communication module.
Described fan coil node apparatus also can adopt and the integrated design of existing fan coil temperature controller, it is provided with controller, fan coil power of electromagnetic valve circuit controls relay R, three fast blower fan high speeds, middling speed, low speed control relay R1, R2, R3, LCD MODULE and data communication module; Controller is provided with the AI port, COM, 4 DI ports, 4 DO ports: described AI port links to each other with the end environmental temperature sensor, COM links to each other with LCD MODULE, described 4 DI ports are corresponding and fan coil start button respectively, the wind speed button, temperature rises button and temperature and falls button and link to each other, described 4 DO ports are corresponding and R respectively, R1, R2, R3 links to each other, R often drives auxiliary contact and connects R1 with fan coil power of electromagnetic valve loop, R2, R3 often opens the corresponding respectively and three fast blower fans high speeds of auxiliary contact, middling speed, the series connection of low-speed power loop; Controller links to each other with data transmission link by the data communication module.
Described air conditioner node apparatus is provided with controller, air conditioner electric control valve control loop transfer relay R1 and data communication module, controller is provided with the AI port, the DI port, the AO port, the DO port, the AI port links to each other with end environmental temperature sensor in the node apparatus control area, the DI port links to each other with operation of air-conditioner signal auxiliary contact, the DO port links to each other with R1, the AO port is often driven auxiliary contact by R1 and is linked to each other with air conditioner electric control valve open amount control port, the R1 normally closed auxiliary contact is connected with the original open amount control loop of air conditioner electric control valve, and controller links to each other with data transmission link by the data communication module.
The present invention compared with prior art has following advantage and beneficial effect:
(1) can solve existing central air-conditioning cooling seasonal temperature the unreasonable energy waste problem that causes is set.
(2) empowerment management at different levels department can monitor the terminal indoor environment temperature of central air-conditioning and the cold source load of different user types in zones of different, different building type and the building on the network node by network remote, temperature is set irrational central air-conditioning end carry out the long-range science regulation and control of terminal indoor environment temperature according to building type and difference in functionality district, the science that reaches is used air-conditioning, energy savings purpose.
(3) in cooling season, when the too high needs of network load are used electricity in off-peak hours, power scheduling or other administrative department can be by at default control band, the regulated quantity of the avoiding the peak hour P and avoid the peak hour and regulate the period of avoiding the peak hour of remote server, environment temperature in all kinds of building difference in functionality compartments in the zone is carried out remote control and regulation, thereby this zone cold source system power is reduced, realize the science regulation and control that electric power is avoided the peak hour and loaded, the inconvenience of avoiding power cuts to limit consumption to bring for people's productive life.
Description of drawings
Fig. 1 is the structure principle chart of central air-conditioning end environmental temperature of the present invention and cold source load remote control and regulation system;
Fig. 2 is a remote server structure principle chart shown in Figure 1;
Fig. 3 is a low-temperature receiver node apparatus internal structure schematic diagram shown in Figure 1;
Fig. 4 is a fan coil node apparatus internal structure schematic diagram in the endpoint node device shown in Figure 1;
Fig. 5 is fan coil node apparatus in the endpoint node device shown in Figure 1 (with a temperature controller integrated design) internal structure schematic diagram;
Fig. 6 is an air conditioner node apparatus internal structure schematic diagram in the endpoint node device shown in Figure 1;
Fig. 7 is a low-temperature receiver node apparatus low-temperature receiver operate power data collection task flow chart shown in Figure 3;
Fig. 8 is fan coil node apparatus shown in Fig. 4,5 carries out switch control to the fan coil magnetic valve a workflow diagram;
Fig. 9 is air conditioner node apparatus shown in Figure 6 carries out open amount control to the air conditioner electric control valve a workflow diagram;
Figure 10 is the structural representation of central air-conditioning end environmental temperature shown in Figure 1 and cold source load remote control and regulation system (data transmission link employing power line);
Figure 11 is the structural representation that data conversion module shown in Figure 10 adopts i.LON 100 modules to be connected with network;
Figure 12 is a low-temperature receiver node apparatus internal structure schematic diagram in central air-conditioning end environmental temperature shown in Figure 10 and the cold source load remote control and regulation system;
Figure 13 is central air-conditioning end environmental temperature shown in Figure 10 and cold source load remote control and regulation system either coiler node apparatus internal structure schematic diagram;
Figure 14 is central air-conditioning end environmental temperature shown in Figure 10 and cold source load remote control and regulation system either coiler node apparatus (with the temperature controller integrated design) internal structure schematic diagram;
Figure 15 is an air conditioner node apparatus internal structure schematic diagram in central air-conditioning end environmental temperature shown in Figure 10 and the cold source load remote control and regulation system.
The specific embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment one
As Fig. 1, shown in 10, this central air-conditioning end environmental temperature and cold source load remote control and regulation system, comprise remote server, the control groups of nodes, the low-temperature receiver power sensor, the end environmental temperature sensor, every group of control groups of nodes links to each other with remote server by network, every group of control groups of nodes comprises a low-temperature receiver node apparatus, a plurality of endpoint node devices, a data modular converter, each endpoint node device comprises fan coil node apparatus and air conditioner node apparatus, low-temperature receiver node apparatus, each endpoint node device links to each other with same data conversion module by the alternating current 220V power line; Low-temperature receiver node apparatus be connected with the low-temperature receiver power sensor (shown in Fig. 3,12); The fan coil node apparatus is connected (shown in Fig. 4,5,13,14) with fan coil power of electromagnetic valve loop, end environmental temperature sensor; The air conditioner node apparatus is connected (shown in Fig. 6,15) with air conditioner electric control valve, end environmental temperature sensor; Described remote server is one or more, and the control groups of nodes is one or more groups, and one or more groups control groups of nodes is formed a control area.
As shown in Figure 2, this remote server comprises: difference in functionality district end environmental temperature typical set value module in all kinds of buildings and the building, cold source system and terminal air-conditioning equipment address administration module, cold source system power aggregation process and memory module, terminal air-conditioning equipment running status, end environmental temperature list category processing module, the data call module, remote control and regulation instruction and end environmental temperature are set and sending module, the control band of avoiding the peak hour, the regulated quantity of avoiding the peak hour and the adjusting period input module of avoiding the peak hour, the control band of avoiding the peak hour, the regulated quantity of avoiding the peak hour and the adjusting period presetting module of avoiding the peak hour, avoid the peak hour and regulate the period and the adjusting duration modular converter of avoiding the peak hour, the adjustment amount measuring and calculating module of avoiding the peak hour and regulating the end environmental temperature typical set value, the regulation and control instruction of avoiding the peak hour, the end environmental temperature setting value and the adjusting duration sending module of avoiding the peak hour.
Shown in Fig. 3,12, the low-temperature receiver node apparatus is provided with controller and data communication module, and described controller is provided with the AI port and is connected with power sensor, the data communication module with exchange 220 volts of power lines and link to each other.
Shown in Fig. 4,13, the fan coil node apparatus is provided with controller, fan coil power of electromagnetic valve circuit controls relay R and data communication module, controller is provided with AI port, DI port, DO port, described AI port links to each other with the end environmental temperature sensor, the DI port links to each other with fan coil run signal auxiliary contact, the DO port links to each other with fan coil power of electromagnetic valve circuit controls relay R, the R normally closed auxiliary contact is connected with fan coil power of electromagnetic valve loop, and the data communication module links to each other with data transmission link.
Shown in Fig. 5,14, the fan coil node apparatus also can adopt and the integrated design of existing fan coil temperature controller, it is provided with controller, fan coil power of electromagnetic valve circuit controls relay R, three fast blower fan high speeds, middling speed, low speed control relay R1, R2, R3, LCD MODULE and data communication module; Controller is provided with the AI port, COM, 4 DI ports, 4 DO ports: described AI port links to each other with the end environmental temperature sensor, COM links to each other with LCD MODULE, described 4 DI port DI-1, DI-2, DI-3, DI-4 is corresponding and fan coil start button respectively, the wind speed button, temperature rises button and temperature and falls button and link to each other, described 4 DO port DO-1, DO-2, DO-3, DO-4 is corresponding and R respectively, R1, R2, R3 links to each other, R often drives auxiliary contact and connects R1 with fan coil power of electromagnetic valve loop, R2, R3 often opens the corresponding respectively and three fast blower fans high speeds of auxiliary contact, middling speed, the series connection of low-speed power loop; Controller links to each other with data transmission link by the data communication module.
As Fig. 6, shown in 15, the air conditioner node apparatus is provided with controller, air conditioner electric control valve control loop transfer relay R1 and data communication module, controller is provided with the AI port, the DI port, the AO port, the DO port, the AI port links to each other with end environmental temperature sensor in the node apparatus control area, the DI port links to each other with operation of air-conditioner signal auxiliary contact, the DO port links to each other with R1, the AO port is often driven auxiliary contact by R1 and is linked to each other with air conditioner electric control valve open amount control port AI, the R1 normally closed auxiliary contact is connected with the original open amount control loop of air conditioner electric control valve, and the data communication module links to each other with data transmission link.
As shown in figure 11, the notebook data modular converter adopts the Echelon i.LON of company 100 modules, and it is connected with the alternating current 220V power line, and is connected with internet or LAN by ethernet port.
Shown in Figure 12,13,14,15, the data communication module of each node apparatus includes coupling circuit, interface circuit, power line transceiver, controller, power module, described coupling circuit, power module be 220 volts of power lines of external interchange respectively, and power module is connected respectively with interface circuit, power line transceiver, controller; Coupling circuit, interface circuit, power line transceiver, controller connect successively.The controller of each node apparatus and power line transceiver can be integrated, can adopt the PL3120/PL3150 smart transceiver of Echelon company, comprise controller and power line transceiver two large divisions, interface circuit and coupling circuit can adopt the PL3120/PL3150 of Echelon company smart transceiver support circuit.
Shown in Fig. 1,2,10, the process of carrying out central air-conditioning end environmental temperature and cold source load remote control and regulation by this central air-conditioning end environmental temperature and cold source load remote control and regulation system is:
1, difference in functionality district end environmental temperature typical set value T in all kinds of buildings and the building is set in remote server; Central air-conditioning cold source system and the terminal air-conditioning equipment that low-temperature receiver node apparatus and endpoint node device are installed carried out the absolute address coding by functional areas type in zone, building classification and the building, and described geocoding transmits for remote server by data transmission link and data conversion module and internet and reads;
2, the low-temperature receiver node apparatus is gathered in real time to the cold source system operate power P0 that is connected, and deposits image data in the low-temperature receiver node apparatus controller power storage unit (as shown in Figure 7);
3, the endpoint node device is gathered in real time to the fan coil that connected or operation of air-conditioner state and end environmental temperature T0, and image data is deposited in the endpoint node Setup Controller;
4, remote server is by the network real-time described image data of read step (2) from each low-temperature receiver node apparatus controller respectively, and carries out power aggregation process and storage in real time by zone, building classification; Real-time read step 3 described image data from each endpoint node Setup Controller respectively, and carry out list category by functional areas type in zone, building classification and the building and handle, for telemonitoring and regulation and control reference;
5, in cooling season, according to the described list category result of step 4, in remote server, need to select all kinds of buildings of regulation and control earlier, select difference in functionality district in the building in all kinds of buildings again, import the remote control and regulation instruction respectively and reach corresponding end environmental temperature setting value T1 with the interior difference in functionality district of building, described end environmental temperature setting value T1 is self-defined setting value or the described end environmental temperature typical set value of step 1 T, need to select each zone of regulation and control then, by network the remote control and regulation instruction is sent to the endpoint node device that is connected with the terminal air-conditioning equipment in each interior difference in functionality district of building in the above-mentioned zone of having selected respectively with above-mentioned end environment temperature typical set value T, and deposit in its controller, each endpoint node Setup Controller can carry out switch control or the air conditioner electric control valve is carried out the open amount adjusting fan coil power of electromagnetic valve loop according to remote control and regulation instruction and above-mentioned end environment temperature typical set value T, make end environmental temperature T0 satisfy the remote control and regulation requirement, thereby building refrigeration duty and cold source system power are reduced, realize zones of different, the end environmental temperature in difference in functionality district and the remote control and regulation of cold source load in different classes of building and the building;
6, in cooling season, when the too high needs of network load are used electricity in off-peak hours, at the default control band of avoiding the peak hour of remote server, the regulated quantity of avoiding the peak hour P and avoid the peak hour and regulate the period, remote server is according to the default control band of avoiding the peak hour, the regulated quantity of avoiding the peak hour P and avoid the peak hour and regulate the period, default all central air-conditioning cold source system operate power sum ∑ P0 of control band that avoid the peak hour among invocation step 1 described end environmental temperature typical set value T and the current time power aggregation process result, and the adjusting period of will avoiding the peak hour is converted to the adjusting duration of avoiding the peak hour, the regulation and control instruction of will avoiding the peak hour then, the endpoint node device that the end environmental temperature typical set value T and the adjusting duration of avoiding the peak hour send to respectively by network and default terminal air-conditioning equipment of avoiding the peak hour each interior difference in functionality district of building of control band is connected, and deposit in its controller; The endpoint node Setup Controller is regulated the duration to avoiding the peak hour and is carried out timing, and switch control is carried out in fan coil power of electromagnetic valve loop or the air conditioner electric control valve is carried out open amount regulate according to avoid the peak hour regulation and control instruction and above-mentioned end environment temperature typical set value T, make end environmental temperature T0 satisfy end environmental temperature typical set value T requirement, realize tentatively avoiding the peak hour adjusting; After treating that the above-mentioned adjustment process of avoiding the peak hour finishes, remote server calls all central air-conditioning low-temperature receiver operate power sum ∑ P1 of zone through tentatively avoiding the peak hour and regulating among the current time power aggregation process result, and calculating ∑ P1 and ∑ P0 difference △ ∑ P, △ ∑ P regulates the completed regulated quantity of avoiding the peak hour for tentatively avoiding the peak hour;
Remote server calculates the regulated quantity of avoiding the peak hour that need further finish, i.e. Yu She avoid the peak hour regulated quantity P and △ ∑ P difference △ P, according to △ P and ∑ P0 ratio, according to 1 ℃ of the every raising of air conditioning terminal environment temperature, cold source system power reduces by 8%～10% characteristic, adjustment amount △ t to end environmental temperature typical set value T calculates, by network end environmental temperature typical set value T+ △ t is sent to the endpoint node device of all terminal air-conditioning equipments connections of zone of regulating through tentatively avoiding the peak hour then respectively, and deposit in its controller, each endpoint node Setup Controller carries out switch control according to avoid the peak hour regulation and control instruction and new end environmental temperature typical set value T+ △ t to fan coil power of electromagnetic valve loop or the air conditioner electric control valve is carried out open amount regulate control, make end environmental temperature T0 satisfy end environmental temperature typical set value T+ △ t requirement, the Load Regulation thereby the satisfied regulated quantity P requirement of avoiding the peak hour of the cold source system power minimizing value that makes the control band of avoiding the peak hour, realization electric power are avoided the peak hour;
After the adjusting duration timing of waiting to avoid the peak hour finished, each endpoint node device returned the state of a control of avoiding the peak hour before regulating.
Shown in Fig. 8,13,14, the endpoint node device carries out switch control to fan coil power of electromagnetic valve loop in the above-mentioned steps 5,6, may further comprise the steps:
(1) the remote control and regulation instruction, the regulation and control instruction of avoiding the peak hour, the remote control and regulation end environmental temperature setting value T1 that send of receiving remote server, regulation and control end environmental temperature typical set value T or T+ △ t and avoiding the peak hour the adjusting duration avoids the peak hour, and deposit A, B, C, D, the extension register of endpoint node Setup Controller respectively in, wherein (A), (B), (C), (D), (E) refer to the data of storing in A, B, C, D, the extension register respectively;
(2) if (B)=1, then adjusting duration (E) of avoiding the peak hour is picked up counting: if T0＜(D), then cut off fan coil power of electromagnetic valve loop, if (D)＜T0＜(D)+t, then keep fan coil power of electromagnetic valve loop state, up to T0 〉=(D)+t, t=0.5-1 ℃, then fan coil power of electromagnetic valve loop is connected; Regulate end when avoiding the peak hour, (E)=0, (B)=0, the endpoint node device returns to avoid the peak hour regulates preceding state of a control;
If (B)=0, (A)=1, then carry out remote control and regulation: if T0＜(C), then cut off fan coil power of electromagnetic valve loop, if (C)＜and T0＜(C)+t, then keep fan coil power of electromagnetic valve loop state, up to T0 〉=(C)+t, t=0.5-1 ℃, then fan coil power of electromagnetic valve loop is connected;
If (B)=0, (A)=0, then do not carry out any regulation and control.
Shown in Fig. 9,15, the endpoint node device carries out the open amount adjusting to the air conditioner electric control valve in the above-mentioned steps 5,6, may further comprise the steps:
(1) accept remote control and regulation instruction, the regulation and control instruction of avoiding the peak hour, remote control and regulation end environmental temperature setting value T1 that remote server sends, regulation and control end environmental temperature typical set value T or T+ △ t and avoiding the peak hour the adjusting duration avoids the peak hour, and deposit A, B, C, D, the extension register of endpoint node Setup Controller respectively in, wherein (A), (B), (C), (D), (E) refer to the data of storing in A, B, C, D, the extension register respectively;
(2) if (B)=1, then adjusting duration (E) of avoiding the peak hour is picked up counting: the endpoint node device is a setting value with (D), and T0 is feedback, and air conditioner electric control valve open amount is output, carries out the temperature closed loop adjusting, makes T0 satisfy (D) requirement; Regulate end when avoiding the peak hour, (E)=0, (B)=0, the endpoint node device returns to avoid the peak hour regulates preceding state of a control;
If (B)=0, (A)=1, then carry out remote control and regulation, be setting value promptly with (C), T0 is feedback, air conditioner electric control valve open amount is output, carries out temperature closed loop and regulates, and makes T0 satisfy (C) requirement;
If (B)=0, (A)=0, then do not carry out any regulation and control.
As mentioned above, just can realize the present invention preferably, the foregoing description is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; Be that all equalizations of doing according to content of the present invention change and modification, all contained by claim of the present invention scope required for protection.
Claims (9)
1, central air-conditioning end environmental temperature and cold source load remote control and regulation method, described central air-conditioning is made of cold source system and terminal air-conditioning equipment, terminal air-conditioning equipment comprises fan coil and air conditioner, it is characterized in that described remote control and regulation method may further comprise the steps:
(1) difference in functionality district end environmental temperature typical set value T in all kinds of buildings and the building is set in remote server; Central air-conditioning cold source system and the terminal air-conditioning equipment that low-temperature receiver node apparatus and endpoint node device are installed carried out the absolute address coding by functional areas type in zone, building classification and the building, and described geocoding transmits for remote server by data transmission link and data conversion module and internet and reads;
(2) the low-temperature receiver node apparatus is gathered in real time to the cold source system operate power that is connected, and image data is deposited in the low-temperature receiver node apparatus controller;
(3) the endpoint node device is gathered in real time to the fan coil that connected or operation of air-conditioner state and end environmental temperature TO, and image data is deposited in the endpoint node Setup Controller;
(4) remote server is by the network real-time described image data of read step (2) from each low-temperature receiver node apparatus controller respectively, and carries out power aggregation process and storage in real time by zone, building classification; The real-time described image data of read step (3) from each endpoint node Setup Controller respectively, and carry out list category by functional areas type in zone, building classification and the building and handle, for telemonitoring and regulation and control reference;
(5) in cooling season, according to the described list category result of step (4), in remote server, need to select all kinds of buildings of regulation and control earlier, select difference in functionality district in the building in all kinds of buildings again, import the remote control and regulation instruction respectively and reach corresponding end environmental temperature setting value T1 with the interior difference in functionality district of building, described end environmental temperature setting value T1 is self-defined setting value or the described end environmental temperature typical set value of step (1) T, need to select each zone of regulation and control then, by network the remote control and regulation instruction is sent to the endpoint node device that is connected with the terminal air-conditioning equipment in each interior difference in functionality district of building in the above-mentioned zone of having selected respectively with above-mentioned end environment temperature typical set value T, and deposit in its controller, each endpoint node Setup Controller can carry out switch control or the air conditioner electric control valve is carried out the open amount adjusting fan coil power of electromagnetic valve loop according to remote control and regulation instruction and above-mentioned end environment temperature typical set value T, make end environmental temperature TO satisfy the remote control and regulation requirement, thereby building refrigeration duty and cold source system power are reduced, realize zones of different, the end environmental temperature in difference in functionality district and the remote control and regulation of cold source load in different classes of building and the building;
(6) in cooling season, when the too high needs of network load are used electricity in off-peak hours, at the default control band of avoiding the peak hour of remote server, the regulated quantity of avoiding the peak hour P and avoid the peak hour and regulate the period, remote server is according to the default control band of avoiding the peak hour, the regulated quantity of avoiding the peak hour P and avoid the peak hour and regulate the period, default all central air-conditioning cold source system operate power sum ∑ P0 of control band that avoid the peak hour among invocation step (1) described end environmental temperature typical set value T and the current time power aggregation process result, and the adjusting period of will avoiding the peak hour is converted to the adjusting duration of avoiding the peak hour, the regulation and control instruction of will avoiding the peak hour then, the endpoint node device that the end environmental temperature typical set value T and the adjusting duration of avoiding the peak hour send to respectively by network and default terminal air-conditioning equipment of avoiding the peak hour each interior difference in functionality district of building of control band is connected, and deposit in its controller; The endpoint node Setup Controller is regulated the duration to avoiding the peak hour and is carried out timing, and switch control is carried out in fan coil power of electromagnetic valve loop or the air conditioner electric control valve is carried out open amount regulate according to avoid the peak hour regulation and control instruction and above-mentioned end environment temperature typical set value T, make end environmental temperature TO satisfy end environmental temperature typical set value T requirement, realize tentatively avoiding the peak hour adjusting; After treating that the above-mentioned adjustment process of avoiding the peak hour finishes, remote server calls all central air-conditioning low-temperature receiver operate power sum ∑ P1 of zone through tentatively avoiding the peak hour and regulating among the current time power aggregation process result, and calculating ∑ P1 and ∑ P0 difference △ ∑ P, △ ∑ P regulates the completed regulated quantity of avoiding the peak hour for tentatively avoiding the peak hour;
Remote server calculates the regulated quantity of avoiding the peak hour that need further finish, i.e. Yu She avoid the peak hour regulated quantity P and △ ∑ P difference △ P, according to △ P and ∑ P0 ratio, according to 1 ℃ of the every raising of air conditioning terminal environment temperature, cold source system power reduces by 8%～10% characteristic, adjustment amount △ t to end environmental temperature typical set value T calculates, by network end environmental temperature typical set value T+ △ t is sent to the endpoint node device of all terminal air-conditioning equipments connections of zone of regulating through tentatively avoiding the peak hour then respectively, and deposit in its controller, each endpoint node Setup Controller carries out switch control according to avoid the peak hour regulation and control instruction and new end environmental temperature typical set value T+ △ t to fan coil power of electromagnetic valve loop or the air conditioner electric control valve is carried out open amount regulate control, make end environmental temperature TO satisfy end environmental temperature typical set value T+ △ t requirement, the Load Regulation thereby the satisfied regulated quantity P requirement of avoiding the peak hour of the cold source system power minimizing value that makes the control band of avoiding the peak hour, realization electric power are avoided the peak hour;
After the adjusting duration timing of waiting to avoid the peak hour finished, each endpoint node device returned the state of a control of avoiding the peak hour before regulating.
2,, it is characterized in that described endpoint node device carries out switch control to fan coil power of electromagnetic valve loop, may further comprise the steps according to described central air-conditioning end environmental temperature of claim 1 and cold source load remote control and regulation method:
(1) the remote control and regulation instruction, the regulation and control instruction of avoiding the peak hour, the remote control and regulation end environmental temperature setting value T1 that send of receiving remote server, regulation and control end environmental temperature typical set value T or T+ △ t and avoiding the peak hour the adjusting duration avoids the peak hour, and deposit A, B, C, D, the extension register of endpoint node Setup Controller respectively in, wherein (A), (B), (C), (D), (E) refer to the data of storing in A, B, C, D, the extension register respectively;
(2) if (B)=1, then adjusting duration (E) of avoiding the peak hour is picked up counting: if TO＜(D), then cut off fan coil power of electromagnetic valve loop, if (D)＜TO＜(D)+t, then keep fan coil power of electromagnetic valve loop state, up to TO 〉=(D)+t, t=0.5-1 ℃, then fan coil power of electromagnetic valve loop is connected; Regulate end when avoiding the peak hour, (E)=0, (B)=0, the endpoint node device returns to avoid the peak hour regulates preceding state of a control;
If (B)=0, (A)=1, then carry out remote control and regulation: if TO＜(C), then cut off fan coil power of electromagnetic valve loop, if (C)＜and TO＜(C)+t, then keep fan coil power of electromagnetic valve loop state, up to TO 〉=(C)+t, t=0.5-1 ℃, then fan coil power of electromagnetic valve loop is connected;
If (B)=0, (A)=0, then do not carry out any regulation and control.
3, according to described central air-conditioning end environmental temperature of claim 1 and cold source load remote control and regulation method, it is characterized in that described endpoint node device carries out open amount to the air conditioner electric control valve and regulates, may further comprise the steps:
(1) the remote control and regulation instruction, the regulation and control instruction of avoiding the peak hour, the remote control and regulation end environmental temperature setting value T1 that send of receiving remote server, regulation and control end environmental temperature typical set value T or T+ △ t and avoiding the peak hour the adjusting duration avoids the peak hour, and deposit A, B, C, D, the extension register of endpoint node Setup Controller respectively in, wherein (A), (B), (C), (D), (E) refer to the data of storing in A, B, C, D, the extension register respectively;
(2) if (B)=1, then adjusting duration (E) of avoiding the peak hour is picked up counting: the endpoint node device is a setting value with (D), and TO is feedback, and air conditioner electric control valve open amount is output, carries out the temperature closed loop adjusting, makes TO satisfy (D) requirement; Regulate end when avoiding the peak hour, (E)=0, (B)=0, the endpoint node device returns to avoid the peak hour regulates preceding state of a control;
If (B)=0, (A)=1, then carry out remote control and regulation, be setting value promptly with (C), TO is feedback, air conditioner electric control valve open amount is output, carries out temperature closed loop and regulates, and makes TO satisfy (C) requirement;
If (B)=0, (A)=0, then do not carry out any regulation and control.
4, realize the central air-conditioning end environmental temperature and the cold source load remote control and regulation system of each described central air-conditioning end environmental temperature of claim 1 to 3 and cold source load remote control and regulation method, it is characterized in that: comprise remote server, the control groups of nodes, the low-temperature receiver power sensor, the end environmental temperature sensor, every group of control groups of nodes links to each other with remote server by network, every group of control groups of nodes comprises a low-temperature receiver node apparatus, a plurality of endpoint node devices, a data modular converter, each endpoint node device comprises fan coil node apparatus and air conditioner node apparatus, the low-temperature receiver node apparatus, each endpoint node device links to each other with same data conversion module by data transmission link, and described data transmission link comprises power line, twisted-pair feeder; The low-temperature receiver node apparatus is connected with the low-temperature receiver power sensor; The fan coil node apparatus is connected with fan coil power of electromagnetic valve loop, end environmental temperature sensor; The air conditioner node apparatus is connected with air conditioner electric control valve, end environmental temperature sensor; Described remote server is one or more, and the control groups of nodes is one or more groups, and one or more groups control groups of nodes is formed a control area.
5, according to described central air-conditioning end environmental temperature of claim 4 and cold source load remote control and regulation system, it is characterized in that, described remote server comprises: difference in functionality district end environmental temperature typical set value module in all kinds of buildings and the building, cold source system and terminal air-conditioning equipment address administration module, cold source system power aggregation process and memory module, terminal air-conditioning equipment running status, end environmental temperature list category processing module, the data call module, remote control and regulation instruction and end environmental temperature are set and sending module, the control band of avoiding the peak hour, the regulated quantity of avoiding the peak hour and the adjusting period input module of avoiding the peak hour, the control band of avoiding the peak hour, the regulated quantity of avoiding the peak hour and the adjusting period presetting module of avoiding the peak hour, avoid the peak hour and regulate the period and the adjusting duration modular converter of avoiding the peak hour, the adjustment amount measuring and calculating module of avoiding the peak hour and regulating the end environmental temperature typical set value, the regulation and control instruction of avoiding the peak hour, the end environmental temperature setting value and the adjusting duration sending module of avoiding the peak hour.
6, according to described central air-conditioning end environmental temperature of claim 4 and cold source load remote control and regulation system, it is characterized in that: described low-temperature receiver node apparatus is provided with controller and data communication module, described controller is provided with the AI port and is connected with power sensor, and the data communication module links to each other with data transmission link.
7, according to described central air-conditioning end environmental temperature of claim 4 and cold source load remote control and regulation system, it is characterized in that: described fan coil node apparatus is provided with controller, fan coil power of electromagnetic valve circuit controls relay R and data communication module, controller is provided with the AI port, the DI port, the DO port, described AI port links to each other with the end environmental temperature sensor, the DI port links to each other with fan coil run signal auxiliary contact, the DO port links to each other with fan coil power of electromagnetic valve circuit controls relay R, the R normally closed auxiliary contact is connected with fan coil power of electromagnetic valve loop, and controller links to each other with data transmission link by the data communication module.
8, according to described central air-conditioning end environmental temperature of claim 4 and cold source load remote control and regulation system, it is characterized in that: described fan coil node apparatus is provided with controller, fan coil power of electromagnetic valve circuit controls relay R, three fast blower fan high speeds, middling speed, low speed control relay R1, R2, R3, LCD MODULE and data communication module; Controller is provided with the AI port, COM, 4 DI ports, 4 DO ports: described AI port links to each other with the end environmental temperature sensor, COM links to each other with LCD MODULE, described 4 DI ports are corresponding and fan coil start button respectively, the wind speed button, temperature rises button and temperature and falls button and link to each other, described 4 DO ports are corresponding and R respectively, R1, R2, R3 links to each other, R often drives auxiliary contact and connects R1 with fan coil power of electromagnetic valve loop, R2, R3 often opens the corresponding respectively and three fast blower fans high speeds of auxiliary contact, middling speed, the series connection of low-speed power loop; Controller links to each other with data transmission link by the data communication module.
9, according to described central air-conditioning end environmental temperature of claim 4 and cold source load remote control and regulation system, it is characterized in that: described air conditioner node apparatus is provided with controller, air conditioner electric control valve control loop transfer relay R1 and data communication module, controller is provided with the AI port, the DI port, the AO port, the DO port, the AI port links to each other with end environmental temperature sensor in the node apparatus control area, the DI port links to each other with operation of air-conditioner signal auxiliary contact, the DO port links to each other with R1, the AO port is often driven auxiliary contact by R1 and is linked to each other with air conditioner electric control valve open amount control port, the R1 normally closed auxiliary contact is connected with the original open amount control loop of air conditioner electric control valve, and controller links to each other with data transmission link by the data communication module.
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| CN107390589A (en) * | 2017-08-14 | 2017-11-24 | 国网天津市电力公司 | A kind of air-conditioning based on power line carrier, which is avoided the peak hour, adjusts ginseng control system and method |
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