CN108364114A - A kind of voltage contracting cold-storage apparatus control method, device and voltage contracting cold accumulation system - Google Patents

A kind of voltage contracting cold-storage apparatus control method, device and voltage contracting cold accumulation system Download PDF

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Publication number
CN108364114A
CN108364114A CN201711455358.3A CN201711455358A CN108364114A CN 108364114 A CN108364114 A CN 108364114A CN 201711455358 A CN201711455358 A CN 201711455358A CN 108364114 A CN108364114 A CN 108364114A
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peak
regulation
cold
frequency
machine group
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CN108364114B (en
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杨豫森
崔华
徐波
谭智
陈辉
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Hepp Energy Environment Technology Co ltd
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Hempel Technology Development (beijing) Co Ltd
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00Administration; Management
    • G06Q10/06Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
    • G06Q10/063Operations research, analysis or management
    • G06Q10/0631Resource planning, allocation, distributing or scheduling for enterprises or organisations
    • G06Q10/06315Needs-based resource requirements planning or analysis
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q10/00Administration; Management
    • G06Q10/04Forecasting or optimisation specially adapted for administrative or management purposes, e.g. linear programming or "cutting stock problem"
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06QINFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q50/00Systems or methods specially adapted for specific business sectors, e.g. utilities or tourism
    • G06Q50/06Electricity, gas or water supply

Abstract

The present invention provides a kind of voltage contracting cold-storage apparatus control method, device and voltage contracting cold accumulation system, which includes:Obtain the peak-frequency regulation demand of network system, the peak load regulation frequency modulation service quotation information of peak load regulation network frequency modulation Request for Quotation information and multiple electric compression refigerating machine groups of network load side;For at least one electric compression refigerating machine group for meeting cooling needs, and when peak load regulation network frequency modulation Request for Quotation is higher than peak load regulation frequency modulation service quotation, the peak-frequency regulation that the electric compression refigerating machine group that at least one meets cooling needs is then opened according to peak-frequency regulation demand switchs, and peak-frequency regulation load is arranged according to peak-frequency regulation demand;The electric compression refigerating machine group for meeting cooling needs according to peak-frequency regulation load control at least one participates in peak-frequency regulation.It is contacted by applying the present invention, electric cold-storage apparatus is made to be established with network load side, to realize that real-time auxiliary power grid load side carries out peak-frequency regulation;And realize the optimization of electric cost.

Description

A kind of voltage contracting cold-storage apparatus control method, device and voltage contracting cold accumulation system
Technical field
The present invention relates to voltage contracting cold-storage apparatus control fields, and in particular to a kind of voltage contracting cold-storage apparatus control method, Device and voltage contracting cold accumulation system.
Background technology
Recently as the rapid development of China's national economy, demand of the people to electric power also sharply increases, peak-valley difference day Benefit increases.Reasonable standard simultaneously monitors unit chirp parameter and performance, ensures the good fm capacity of unit, steady to the safety of power grid Optimized Operation under fixed operation and the following intelligent grid environment has great importance.Ice storage or water cool-storage technology technology are 20 The technology to grow up the eighties in century makes large-size air conditioning unit exist by using ice or water at low temperature as energy-accumulating medium The low power consumption phase stores energy, and supplies refrigeration duty in the power supply peak period of power grid, when to reduce building summer peak of power consumption Load peak, so that power grid is moved peak operation, and certain income is generated by electricity consumption peak valley price difference, meanwhile, demanding side of the electrical power net (load Side) power grid ancillary service subsidize with compensation and the policy of transaction is put into effect successively so that the electric cold-storage peak-frequency regulation of building can obtain The income of the ancillary services such as peak load regulation network frequency modulation.
However existing electric cold-storage apparatus is only capable of through artificial control mode according to refrigeration demand and electricity consumption time adjustment The start and stop of cold-storage apparatus, but this mode is not established with network load side and is contacted, and real-time auxiliary power grid load is cannot achieve Side carries out the effect of peak-frequency regulation;And due to being influenced by many factors such as seasonal variations, Changes in weather, network load is bent Line is real-time change, and existing control mode can not open cold-storage apparatus according to the variation of real-time grid load curve Stop controlling, under the premise of meeting refrigeration demand, cannot achieve the optimization of electric cost.
Invention content
The technical problem to be solved in the present invention be to overcome in the prior art electric cold-storage apparatus be only capable of through artificial control Mode can not be established with network load side and be contacted according to the start and stop of refrigeration demand and electricity consumption time adjustment cold-storage apparatus;And by It is real-time change in grid load curve, and existing control mode can not be according to the variation of real-time grid load curve to storing Cool equipment carries out start-up and shut-down control, under the premise of meeting refrigeration demand, the problem of cannot achieve the optimization of electric cost.
According in a first aspect, an embodiment of the present invention provides a kind of voltage contracting cold-storage apparatus control methods, including:Obtain electricity Peak-frequency regulation demand, peak load regulation network frequency modulation Request for Quotation information and the multiple electric compression refigerating machines of network load side of net system The peak load regulation frequency modulation service quotation information of group;Judge current in the corresponding cold-storage device of the multiple electric compression refigerating machine group Whether the temperature of cool storage medium meets cooling needs;For at least one electric compression refigerating machine group for meeting cooling needs, sentence Whether the peak load regulation network frequency modulation Request for Quotation that breaks is higher than the peak load regulation frequency modulation service quotation;When the peak load regulation network frequency modulation It is when Request for Quotation is higher than the peak load regulation frequency modulation service quotation, then full according to described in peak-frequency regulation demand opening at least one The peak-frequency regulation of the electric compression refigerating machine group of sufficient cooling needs switchs, and peak-frequency regulation is arranged according to the peak-frequency regulation demand and bears Lotus amount;Peak regulation is participated according at least one electric compression refigerating machine group for meeting cooling needs described in peak-frequency regulation load control Frequency modulation.
With reference to first aspect, in first aspect first embodiment, for being unsatisfactory at least described in one of cooling needs Electric compression refigerating machine group, according to the difference of the temperature and cooling needs of the current cool storage medium, at least one is discontented described in control The electric compression refigerating machine group of sufficient cooling needs carries out cooling cold-storage.
With reference to first aspect, in first aspect second embodiment, when the peak load regulation network frequency modulation Request for Quotation is less than When the peak load regulation frequency modulation service quotation, then close described at least one meet refrigeration demand electric compression refigerating machine group peak regulation Frequency modulation switch.With reference to first aspect, in first aspect third embodiment, the cold-storage device is water cold storage slot, ice storage Any one in slot or fire water box with cool storage function, the electric compression refigerating machine group be piston type, screw, from Any one in core type refrigeration unit or heat pump unit.
According to second aspect, an embodiment of the present invention provides a kind of voltage contracting cold-storage apparatus control devices, including:Information obtains Modulus block, peak-frequency regulation demand, peak load regulation network frequency modulation Request for Quotation information and network load side for obtaining network system Multiple electric compression refigerating machine groups peak load regulation frequency modulation service quotation information;Cooling needs judgment module, it is described for judging Whether the temperature of the current cool storage medium in the corresponding cold-storage device of multiple electricity compression refigerating machine groups meets cooling needs;Peak regulation tune Frequency service quotation comparison module, for at least one electric compression refigerating machine group for meeting cooling needs, the peak-frequency regulation clothes Business quotation comparison module judges whether the peak load regulation network frequency modulation Request for Quotation is higher than the peak load regulation frequency modulation service quotation;The One peak-frequency regulation switch control module, when the peak load regulation network frequency modulation Request for Quotation is higher than the peak load regulation frequency modulation service quotation When, the first peak-frequency regulation switch control module is used to meet cooling according to described in peak-frequency regulation demand opening at least one The peak-frequency regulation of the electric compression refigerating machine group of demand switchs, and peak-frequency regulation load is arranged according to the peak-frequency regulation demand; Peak-frequency regulation module, the voltage contraction for meeting cooling needs according to described in peak-frequency regulation load control at least one are cold Unit participates in peak-frequency regulation.
In conjunction with second aspect, in second aspect first embodiment, the voltage contracting cold-storage apparatus control device also wraps It includes:Cool down cold-storage module, for at least one electric compression refigerating machine group for being unsatisfactory for cooling needs, the cooling cold-storage module For the difference according to the temperature and cooling needs of the current cool storage medium, control at least one is unsatisfactory for the voltage of cooling needs Contracting refrigeration unit carries out cooling cold-storage.
In conjunction with second aspect, in second aspect second embodiment, the voltage contracting cold-storage apparatus control device also wraps It includes:Second peak-frequency regulation switch control module, when the peak load regulation network frequency modulation Request for Quotation takes less than the peak load regulation frequency modulation When business quotation, the second peak-frequency regulation switch control module is used to close the described at least one voltage contraction for meeting refrigeration demand The peak-frequency regulation of cold group switchs.
According to the third aspect, an embodiment of the present invention provides a kind of voltage contracting cold accumulation systems, including:An at least cold-storage fills It sets, at least one electric compression refigerating machine group, at least a peak-frequency regulation start stop switch and such as second aspect of the present invention or second aspect Any one optional mode described in voltage contracting cold-storage apparatus control device, wherein it is described electricity compression refigerating machine group be used for Freeze to the cool storage medium in the cold-storage device;One end of the peak-frequency regulation start stop switch and the voltage contraction are cold Unit connects, and the other end of the peak-frequency regulation start stop switch is connect with the voltage contracting cold-storage apparatus control device;The electricity Compression cold-storage apparatus control device is set to network load side, for the state control by controlling the peak-frequency regulation start stop switch Make the peak-frequency regulation whether electric compression refigerating machine group participates in power grid;The cold-storage device, electric compression refigerating machine group and peak regulation Frequency modulation start stop switch is arranged in a one-to-one correspondence.
It is described non-temporary an embodiment of the present invention provides a kind of non-transient computer readable storage medium according to fourth aspect State computer-readable recording medium storage computer instruction, the computer instruction is for making the computer execute first aspect Or the voltage contracting cold-storage apparatus control method described in any one optional mode of first aspect.
According to the 5th aspect, an embodiment of the present invention provides a kind of computer program product, the computer program product Including the calculation procedure being stored in non-transient computer readable storage medium, the computer program includes program instruction, when When described program instruction is computer-executed, keep any one of the computer execution first aspect or first aspect optional Voltage contracting cold-storage apparatus control method described in mode.
Technical solution of the present invention has the following advantages that:
It is set to the temperature that network load side electricity compression refigerating machine group corresponds to the cool storage medium in cold-storage device by judgement, And the electric compressor group peak-frequency regulation quotation difference for comparing peak load regulation network frequency modulation Request for Quotation and network load side, controls voltage Contracting mechanism cold group participates in peak-frequency regulation, so that electric cold-storage apparatus is established with network load side and contacts, to realize electric compression refigerating machine The real-time auxiliary power grid load side of group carries out peak-frequency regulation;And make electric cold-storage apparatus under the premise of meeting refrigeration demand, it can be with Realize the optimization of electric cost.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is the flow chart of voltage contracting cold-storage apparatus control method in the embodiment of the present invention;
Fig. 2 is another flow chart of voltage contracting cold-storage apparatus control method in the embodiment of the present invention;
Fig. 3 is another flow chart of voltage contracting cold-storage apparatus control method in the embodiment of the present invention;
Fig. 4 is the structural schematic diagram of voltage contracting cold-storage apparatus control device in the embodiment of the present invention;
Fig. 5 is another structural schematic diagram of voltage contracting cold-storage apparatus control device in the embodiment of the present invention;
Fig. 6 is another structural schematic diagram of voltage contracting cold-storage apparatus control device in the embodiment of the present invention;
Fig. 7 is the structural schematic diagram of voltage contracting cold accumulation system in the embodiment of the present invention;
Fig. 8 is the concrete application exemplary plot of voltage contracting cold accumulation system in the embodiment of the present invention;
Fig. 9 is the structural schematic diagram of electronic equipment in the embodiment of the present invention.
Specific implementation mode
Technical scheme of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation Example is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill The every other embodiment that personnel are obtained without making creative work, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " first ", " second " are used for description purposes only, and cannot It is interpreted as indicating or implying relative importance.
As long as in addition, technical characteristic involved in invention described below different embodiments non-structure each other It can be combined with each other at conflict.
Embodiment 1
The embodiment of the present invention provides a kind of voltage contracting cold-storage apparatus control method, as shown in Figure 1, including the following steps:
Step S1:The peak-frequency regulation demand, peak load regulation network frequency modulation Request for Quotation information and power grid for obtaining network system are negative The peak load regulation frequency modulation service quotation information of multiple electric compression refigerating machine groups of lotus side.
Step S2:Judge the current cool storage medium in the corresponding cold-storage device of multiple electric compression refigerating machine groups temperature whether Meet cooling needs.
Step S3:For at least one electric compression refigerating machine group for meeting cooling needs, peak load regulation network frequency modulation demand report is judged Whether valence is higher than peak load regulation frequency modulation service quotation.
Step S4:When peak load regulation network frequency modulation Request for Quotation is higher than peak load regulation frequency modulation service quotation, then according to peak regulation tune Frequency demand opens the peak-frequency regulation switch for the electric compression refigerating machine group that at least one meets cooling needs, and according to peak-frequency regulation demand Peak-frequency regulation load is set.
Step S5:The electric compression refigerating machine group for meeting cooling needs according to peak-frequency regulation load control at least one participates in adjusting Peak frequency modulation.
S1 to step S5 through the above steps, the voltage contracting cold-storage apparatus control method of the embodiment of the present invention, according to electricity Peak-frequency regulation demand, peak load regulation network frequency modulation Request for Quotation information, the refrigeration unit peak-frequency regulation service quotation information of net system are led to It crosses condition judgment control refrigeration unit and participates in peak-frequency regulation service in real time, so that electric cold-storage apparatus is established with network load side and contact, To realize that the real-time auxiliary power grid load side of electric compression refigerating machine group carries out peak-frequency regulation;And electric cold-storage apparatus is being met Under the premise of refrigeration demand, the optimization of electric cost may be implemented.
Specifically, in above-mentioned steps S1, peak-frequency regulation demand is variation of the power grid according to real-time grid load curve, When larger fluctuation (such as apparent wave crest or trough occur) occurs for grid load curve, to eliminate the fluctuation institute of grid load curve Need the network load amount adjusted.Peak load regulation network frequency modulation Request for Quotation information is then according to the peak-frequency regulation demand, grid side institute The quotation information for the peak-frequency regulation that can be provided.Refrigeration unit peak-frequency regulation service quotation information is then the refrigeration unit in load side If participating in the required quotation information of peak-frequency regulation.
In practical applications, it may be provided with multigroup electric compression refigerating machine group in network load side, each voltage contraction is cold Unit freezes to the cool storage medium in cold-storage device by electricity consumption, by the heating of refrigerant, to be equipped with voltage contracting The building of refrigeration unit provides cooling service.Cooling needs described in above-mentioned steps S2 are to reach the required room of cooling service Interior temperature, the required maximum temperature reached of cool storage medium, required by current cool storage medium temperature can not provide up When the cooling service of indoor temperature, then it is assumed that be unsatisfactory for cooling needs.
In above-mentioned steps S3, for at least one electric compression refigerating machine group for meeting cooling needs, peak load regulation network frequency modulation is judged Whether Request for Quotation is higher than peak load regulation frequency modulation service quotation.
In practical applications, the electric compression refigerating machine group of network load side installation settings can be it is multiple, therefore, Ke Yiman The electric compression refigerating machine group of sufficient cooling needs may also be multiple, at this time, it may be necessary to which the voltage for meeting cooling needs to each contracts Refrigeration unit is respectively compared the peak-frequency regulation service quotation and peak load regulation network frequency modulation Request for Quotation of the electricity compression refigerating machine group.
Specifically, in above-mentioned steps S4, at least one voltage contraction for meeting cooling needs is opened according to peak-frequency regulation demand The peak-frequency regulation of cold group switchs, and peak-frequency regulation load is arranged according to peak-frequency regulation demand and specifically includes:When power grid has In the case of peak-frequency regulation demand, if power grid is now in low load condition, the above-mentioned electricity for meeting cooling needs is opened The peak-frequency regulation of compression refigerating machine group switchs, and keeps the electric compression refigerating machine group for meeting cooling needs negative according to preset peak-frequency regulation Lotus amount is freezed, and electric energy is consumed, to increase power grid power load;If power grid is now in higher load condition, open The peak-frequency regulation of the above-mentioned electric compression refigerating machine group for meeting cooling needs switchs, and makes the electric compression refigerating machine for meeting cooling needs Group is stopped according to peak-frequency regulation demand, to reduce power grid power load, and then realizes and weakens network load change curve Wave crest and trough, so that network load change curve is tended to be steady.
In above-mentioned steps S5, the electric compression refigerating machine group of cooling needs is met according to peak-frequency regulation load control at least one Peak-frequency regulation is participated in specifically include:When power grid needs to increase network load amount, make the electric compression refigerating machine for meeting cooling needs The peak-frequency regulation that group participates in power grid refers to increased load magnitude as needed, and the voltage contraction that control meets cooling needs is cold Unit carries out refrigeration power consumption, to increase network load;Alternatively, when power grid needs to reduce network load amount, make to meet cooling The peak-frequency regulation that the electric compression refigerating machine group of demand participates in power grid refers to the load magnitude reduced as needed, and control, which meets, to supply The electric compression refigerating machine group of cold demand is stopped, to reduce power consumption, to reduce network load.
In a preferred embodiment, as shown in Fig. 2, the voltage contracting cold-storage apparatus control method of the embodiment of the present invention is also wrapped It includes:
Step S6:For at least one electric compression refigerating machine group for being unsatisfactory for cooling needs, according to the temperature of current cool storage medium The difference of degree and cooling needs, the electric compression refigerating machine group that control at least one is unsatisfactory for cooling needs carry out cooling cold-storage.When having For electric compression refigerating machine group it is impossible to meet when cooling needs, corresponding compression refigerating machine group of putting then is not involved in peak-frequency regulation, but The electric compression refigerating machine group that cooling needs are unsatisfactory for according to the control of the difference of the Current Temperatures of cool storage medium and cooling needs carries out Cool down cold-storage.In practical applications, it can make one or more electric compression refigerating machine groups according to specific refrigeration demand while opening It opens.
In a preferred embodiment, as shown in figure 3, the voltage contracting cold-storage apparatus control method of the embodiment of the present invention is also wrapped It includes:
Step S7:When peak load regulation network frequency modulation Request for Quotation is less than peak load regulation frequency modulation service quotation, then at least one is closed Meet the peak-frequency regulation switch of the electric compression refigerating machine group of refrigeration demand.
Specifically, at this time although power grid has peak-frequency regulation demand, but since peak load regulation network frequency modulation Request for Quotation is less than machine Group peak-frequency regulation service quotation, electric compression refigerating machine group, which participates in peak-frequency regulation, at this time cannot increase the economic benefit of user, thus The peak-frequency regulation switch for closing electric compression refigerating machine group, makes the electricity compression refigerating machine group be not involved in peak-frequency regulation.
In a preferred embodiment, above-mentioned cold-storage device can be water cold storage slot, ice storage slot or disappearing with cool storage function Any one in caisson, the electric compression refigerating machine group are piston type, screw, centrifugal refrigerating unit or heat pump machine Any one in group.
Specifically, the above-mentioned fire water box with cool storage function includes:Fire water box, insulating layer and Temperature-controlled appliance. Be in embodiments of the present invention insulating layer is additionally arranged on the basis of original fire water box, and can by a Temperature-controlled appliance into Trip temperature is adjusted.Its specific installation site can be combined with existing building structure or the underground space, increase the profit of space Use efficiency.
In practical applications, above-mentioned electric compression refigerating machine group can be configured according to actual requirement of engineering, such as voltage Contracting refrigeration unit can all units use heat pump type refrigerating unit, can also partly use heat pump type refrigerating unit remaining unit Using centrifugal refrigerating unit, the present invention is not limited thereto.
In practical applications, above-mentioned electric compression refigerating machine group and cold-storage device, which can divide, multigroup is set to different large-scale quotient In industry building, office buildings or large-scale culture and education building, to provide air conditioner refrigerating service.
Embodiment 2
The present invention applies example and provides a kind of voltage contracting cold-storage apparatus control device, as shown in figure 4, the voltage contracting cold-storage apparatus control Device processed includes:Data obtaining module 1, cooling needs judgment module 2, peak-frequency regulation service quotation comparison module 3, the first peak regulation Frequency modulation switch control module 4 and peak-frequency regulation module 5 etc..
Wherein, which is used to obtain peak-frequency regulation demand, the peak load regulation network frequency modulation demand report of network system The peak load regulation frequency modulation service quotation information of valence information and multiple electric compression refigerating machine groups of network load side;Cooling needs are sentenced Disconnected module 2 is used to judge whether the temperature of the current cool storage medium in the corresponding cold-storage device of multiple electric compression refigerating machine groups to meet Cooling needs;For at least one electric compression refigerating machine group for meeting cooling needs, peak-frequency regulation service quotation comparison module 3 judges Whether peak load regulation network frequency modulation Request for Quotation is higher than peak load regulation frequency modulation service quotation;When peak load regulation network frequency modulation Request for Quotation is higher than machine When group peak-frequency regulation service quotation, the first peak-frequency regulation switch control module 4 is opened at least one according to peak-frequency regulation demand and is met The peak-frequency regulation of the electric compression refigerating machine group of cooling needs switchs, and peak-frequency regulation load is arranged according to peak-frequency regulation demand; The electric compression refigerating machine group that peak-frequency regulation module 5 is used to meet according to peak-frequency regulation load control at least one cooling needs participates in Peak-frequency regulation.
Pass through the collaborative work between above-mentioned modules, the voltage contracting cold-storage apparatus control dress of the embodiment of the present invention It sets, according to the peak-frequency regulation demand of network system, peak load regulation network frequency modulation Request for Quotation information, refrigeration unit peak-frequency regulation service report Valence information controls refrigeration unit by condition judgment and participates in peak-frequency regulation service in real time, makes electric cold-storage apparatus and network load side Contact is established, to realize that the real-time auxiliary power grid load side of electric compression refigerating machine group carries out peak-frequency regulation;And make electric cold-storage The optimization of electric cost may be implemented under the premise of meeting refrigeration demand in equipment.
Specifically, above-mentioned peak-frequency regulation demand is variation of the power grid according to real-time grid load curve, negative in power grid When larger fluctuation (such as apparent wave crest or trough occur) occurs for lotus curve, adjusted required for the fluctuation for elimination grid load curve Whole network load amount.Peak load regulation network frequency modulation Request for Quotation information is then according to the peak-frequency regulation demand, and grid side can provide Peak-frequency regulation quotation information.If refrigeration unit peak-frequency regulation service quotation information is then the refrigeration unit ginseng in load side With the required quotation information of peak-frequency regulation.
In practical applications, it may be provided with multigroup electric compression refigerating machine group in network load side, each voltage contraction is cold Unit freezes to the cool storage medium in cold-storage device by electricity consumption, by the heating of refrigerant, to be equipped with voltage contracting The building of refrigeration unit provides cooling service.The cooling needs that above-mentioned cooling needs judgment module 2 is judged supply to be taken cold to reach The required indoor temperature of business, the required maximum temperature reached of cool storage medium, when current cool storage medium temperature can not provide When reaching the cooling service of required indoor temperature, then it is assumed that be unsatisfactory for cooling needs.
Above-mentioned peak-frequency regulation service quotation comparison module 3, for meeting at least one electricity compression refigerating machine group of cooling needs, Judge whether peak load regulation network frequency modulation Request for Quotation is higher than peak load regulation frequency modulation service quotation.
In practical applications, the electric compression refigerating machine group of network load side installation settings can be it is multiple, therefore, Ke Yiman The electric compression refigerating machine group of sufficient cooling needs may also be multiple, at this time, it may be necessary to which the voltage for meeting cooling needs to each contracts Refrigeration unit is respectively compared the peak-frequency regulation service quotation and peak load regulation network frequency modulation Request for Quotation of the electricity compression refigerating machine group.
Specifically, above-mentioned first peak-frequency regulation switch control module 4 is used to open at least one according to peak-frequency regulation demand full The peak-frequency regulation of the electric compression refigerating machine group of sufficient cooling needs switchs, and peak-frequency regulation load is arranged according to peak-frequency regulation demand Amount, specifically includes:It is above-mentioned if power grid is now in low load condition in the case that power grid has peak-frequency regulation demand The peak-frequency regulation that first peak-frequency regulation switch control module 4 opens the above-mentioned electric compression refigerating machine group for meeting cooling needs is opened It closes, the electric compression refigerating machine group for meeting cooling needs is made to carry out refrigeration consumption electric energy according to preset peak-frequency regulation load, from And increase power grid power load;If power grid is now in higher load condition, above-mentioned first peak-frequency regulation switch control module 4 The peak-frequency regulation switch for opening the above-mentioned electric compression refigerating machine group for meeting cooling needs, makes the voltage contraction for meeting cooling needs Cold group is stopped according to peak-frequency regulation load demand, to reduce power grid power load, and then realizes that weakening power grid is negative The wave crest and trough of lotus change curve, make network load change curve tend to be steady.For details, reference can be made to the correlations in embodiment 1 to retouch It states.
Above-mentioned peak-frequency regulation module 5 meets the voltage contraction of cooling needs according to peak-frequency regulation load control at least one Cold group participates in the step of peak-frequency regulation, specifically includes:When power grid needs to increase network load amount, make to meet cooling needs The peak-frequency regulation that electric compression refigerating machine group participates in power grid refers to that increased load magnitude as needed, control meets cooling needs Electric compression refigerating machine group carry out refrigeration power consumption, to increase network load;Alternatively, when power grid needs to reduce network load amount When, it refers to the load reduced as needed so that the electric compression refigerating machine group for meeting cooling needs is participated in the peak-frequency regulation of power grid Value, the electric compression refigerating machine group that control meets cooling needs is stopped, to reduce power consumption, to reduce network load.
In a preferred embodiment, as shown in figure 5, the voltage contracting cold-storage apparatus control device of the embodiment of the present invention also wraps It includes:Cool down cold-storage module 6, and for at least one electric compression refigerating machine group for being unsatisfactory for cooling needs, cooling cold-storage module 6 is used for root According to the temperature of current cool storage medium and the difference of cooling needs, control at least one is unsatisfactory for the electric compression refigerating machine group of cooling needs Carry out cooling cold-storage.When there is electric compression refigerating machine group, it is impossible to meet when cooling needs, put compression refigerating machine group accordingly then not Peak-frequency regulation is participated in, but is unsatisfactory for the electricity of cooling needs according to the control of the difference of the Current Temperatures of cool storage medium and cooling needs Compression refigerating machine group carries out cooling cold-storage.In practical applications, one or more voltages can be made according to specific refrigeration demand Contracting refrigeration unit is opened simultaneously.
In a preferred embodiment, as shown in fig. 6, the voltage contracting cold-storage apparatus control device of the embodiment of the present invention also wraps It includes:Second peak-frequency regulation switch control module 7, when peak load regulation network frequency modulation Request for Quotation is less than peak load regulation frequency modulation service quotation When, the second peak-frequency regulation switch control module 7 is used to close the peak regulation for the electric compression refigerating machine group that at least one meets refrigeration demand Frequency modulation switch.
Specifically, at this time although power grid has peak-frequency regulation demand, but since peak load regulation network frequency modulation Request for Quotation is less than machine Group peak-frequency regulation service quotation, electric compression refigerating machine group, which participates in peak-frequency regulation, at this time cannot increase the economic benefit of user, thus The peak-frequency regulation switch for closing electric compression refigerating machine group, makes the electricity compression refigerating machine group be not involved in peak-frequency regulation.
In a preferred embodiment, above-mentioned cold-storage device can be water cold storage slot, ice storage slot or disappearing with cool storage function Any one in caisson, the electric compression refigerating machine group are piston type, screw, centrifugal refrigerating unit or heat pump machine Any one in group.
Specifically, the above-mentioned fire water box with cool storage function includes:Fire water box, insulating layer and Temperature-controlled appliance. Be in embodiments of the present invention insulating layer is additionally arranged on the basis of original fire water box, and can by a Temperature-controlled appliance into Trip temperature is adjusted.Its specific installation site can be combined with existing building structure or the underground space, increase the profit of space Use efficiency.
In practical applications, above-mentioned electric compression refigerating machine group can be configured according to actual requirement of engineering, such as voltage Contracting refrigeration unit can all units use heat pump type refrigerating unit, can also partly use heat pump type refrigerating unit remaining unit Using centrifugal refrigerating unit, the present invention is not limited thereto.
In practical applications, above-mentioned electric compression refigerating machine group and cold-storage device, which can divide, multigroup is set to different large-scale quotient In industry building, office buildings or large-scale culture and education building, to provide air conditioner refrigerating service.
Embodiment 3
The present invention applies example and provides a kind of voltage contracting cold accumulation system, as shown in fig. 7, comprises:An at least cold-storage device 8, at least Voltage contracting cold-storage apparatus control dress in one electric compression refigerating machine group 9, at least one peak-frequency regulation start stop switch 10 and such as embodiment 2 Set 11, wherein electric compression refigerating machine group is for freezing to the cool storage medium in cold-storage device 8;Peak-frequency regulation start stop switch 10 one end is connect with electric compression refigerating machine group 9, and the other end and the voltage contracting cold-storage apparatus of peak-frequency regulation start stop switch 10 control Device 11 connects;Voltage contracting cold-storage apparatus control device 11 is set to network load side, for by controlling peak-frequency regulation start and stop Whether the state control electricity compression refigerating machine group 9 of switch 10 participates in the peak-frequency regulation of power grid;Cold-storage device 8, electric compression refigerating machine Group 9 and peak-frequency regulation start stop switch 10 are arranged in a one-to-one correspondence.Above-mentioned cold-storage device 8, voltage contraction are cold in embodiments of the present invention Unit 9 and peak-frequency regulation start stop switch 10 are 1, can be set according to actual needs multiple, above-mentioned electricity in practical applications Compression refigerating machine group 9, cold-storage device 8, which can divide, multigroup is set to different large scale business building, office buildings or large-scale culture In school building, to provide air conditioner refrigerating service.
In practical applications, above-mentioned cold-storage device 8 can be water cold storage slot, ice storage slot or the fire-fighting with cool storage function Any one in water tank, the electric compression refigerating machine group are piston type, screw, centrifugal refrigerating unit or heat pump unit In any one.
Specifically, the above-mentioned fire water box with cool storage function includes:Fire water box, insulating layer and Temperature-controlled appliance. Be in embodiments of the present invention insulating layer is additionally arranged on the basis of original fire water box, and can by a Temperature-controlled appliance into Trip temperature is adjusted.Its specific installation site can be combined with existing building structure or the underground space, increase the profit of space Use efficiency.
In practical applications, above-mentioned electric compression refigerating machine group 9 can be configured according to actual requirement of engineering, such as voltage Contracting refrigeration unit 9 can all units use heat pump type refrigerating unit, can also partly use heat pump type refrigerating unit remaining machine Group uses centrifugal refrigerating unit, and the present invention is not limited thereto.
In specific practical application, as shown in figure 8, above-mentioned voltage contracting cold accumulation system can be by cold by multigroup voltage contraction Unit 9 and corresponding ice storage slot or water cold storage slot are set to large scale business building, office buildings or large-scale culture religion It educates in building, air conditioner refrigerating service is provided for building.And it is contracted to multigroup voltage by voltage contracting cold-storage apparatus control device 11 9 corresponding peak-frequency regulation start stop switch 10 of refrigeration unit is controlled, to realize that auxiliary power grid carries out the function of peak-frequency regulation.
Embodiment 4
The embodiment of the present invention provides a kind of non-transient computer storage medium, which is stored with computer Executable instruction, the computer executable instructions can perform the voltage contracting cold-storage apparatus control method in above-mentioned any embodiment 1. Wherein, above-mentioned storage medium can be magnetic disc, CD, read-only memory (Read-Only Memory, ROM), random storage Memory body (Random Access Memory, RAM), flash memory (Flash Memory), hard disk (Hard Disk Drive, abbreviation:) or solid state disk (Solid-State Drive, SSD) etc. HDD;The storage medium can also include above-mentioned kind The combination of the memory of class.
It is that can lead to it will be understood by those skilled in the art that realizing all or part of flow in above-described embodiment method Computer program is crossed to instruct relevant hardware come what is completed, program can be stored in a computer read/write memory medium, should Program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, storage medium can be magnetic disc, CD, only Read storage memory (ROM) or random access memory (RAM) etc..
Embodiment 5
The embodiment of the present invention provides a kind of electronic equipment of voltage contracting cold-storage apparatus control method, and structural schematic diagram is as schemed Shown in 9, which includes:One or more processors 410 and memory 420, in Fig. 9 by taking a processor 410 as an example.
Executing the electronic equipment of voltage contracting cold-storage apparatus control method can also include:Input unit 430 and output device 440。
Processor 410, memory 420, input unit 430 and output device 440 can pass through bus or other modes It connects, in Fig. 9 for being connected by bus.
Processor 410 can be central processing unit (Central Processing Unit, CPU).Processor 410 may be used also Think other general processors, digital signal processor (Digital Signal Processor, DSP), application-specific integrated circuit (Application Specific Integrated Circuit, ASIC), field programmable gate array (Field- Programmable Gate Array, FPGA) either other programmable logic device, discrete gate or transistor logic, The combination of the chips such as discrete hardware components or above-mentioned all kinds of chips.General processor can be microprocessor or the processing Device can also be any conventional processor etc..
Memory 420 is used as a kind of non-transient computer readable storage medium, can be used for storing non-transient software program, non- Transient computer executable program and module, such as the corresponding journey of voltage contracting cold-storage apparatus control method in the embodiment of the present application Sequence instruction/module, processor 410 are stored in non-transient software program, instruction and module in memory 420 by operation, The voltage contracting cold-storage apparatus of above method embodiment is realized in various function application to execute server and data processing Control method.
Memory 420 may include storing program area and storage data field, wherein storing program area can store operation system System, the required application program of at least one function;Storage data field can store the processing controlled according to voltage contracting cold-storage apparatus Device uses created data etc..In addition, memory 420 may include high-speed random access memory, can also include Non-transient memory, for example, at least a disk memory, flush memory device or other non-transient solid-state memories.One In a little embodiments, it includes the memory remotely located relative to processor 410 that memory 420 is optional, these remote memories can To pass through network connection to voltage contracting cold-storage apparatus control device.The example of above-mentioned network includes but not limited to internet, enterprise Intranet, LAN, mobile radio communication and combinations thereof.
Input unit 430 can receive the number or character information of input, and generates and grasped with the control of voltage contracting cold-storage apparatus The related key signals input of the related user setting of processing unit and function control of work.Output device 440 may include showing The display equipment such as screen.
One or more module is stored in memory 420, when being executed by one or more processor 410, is held Row method as shown in Figs 1-4.
The said goods can perform the method that the embodiment of the present invention is provided, and has the corresponding function module of execution method and has Beneficial effect.The not technical detail of detailed description in embodiments of the present invention, for details, reference can be made in embodiment as shown in Figs 1-4 Associated description.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or It changes still within the protection scope of the invention.

Claims (10)

1. a kind of voltage contracting cold-storage apparatus control method, which is characterized in that including:
Obtain peak-frequency regulation demand, peak load regulation network frequency modulation Request for Quotation information and the multiple electricity of network load side of network system The peak load regulation frequency modulation service quotation information of compression refigerating machine group;
Judge whether the temperature of the current cool storage medium in the corresponding cold-storage device of the multiple electric compression refigerating machine group meets confession Cold demand;
For at least one electric compression refigerating machine group for meeting cooling needs, judge that the peak load regulation network frequency modulation Request for Quotation is It is no to be higher than the peak load regulation frequency modulation service quotation;
When the peak load regulation network frequency modulation Request for Quotation is higher than the peak load regulation frequency modulation service quotation, then according to the peak regulation tune The peak-frequency regulation of at least one electric compression refigerating machine group for meeting cooling needs described in frequency demand opening switchs, and according to the peak regulation Peak-frequency regulation load is arranged in frequency modulation demand;
Peak regulation is participated according at least one electric compression refigerating machine group for meeting cooling needs described in peak-frequency regulation load control Frequency modulation.
2. voltage contracting cold-storage apparatus control method according to claim 1, which is characterized in that for being unsatisfactory for cooling needs At least one electric compression refigerating machine group institute is controlled according to the difference of the temperature and cooling needs of the current cool storage medium It states the electric compression refigerating machine group that at least one is unsatisfactory for cooling needs and carries out cooling cold-storage.
3. voltage contracting cold-storage apparatus control method according to claim 1, which is characterized in that
When the peak load regulation network frequency modulation Request for Quotation is less than the peak load regulation frequency modulation service quotation, then at least one described in closing Meet the peak-frequency regulation switch of the electric compression refigerating machine group of refrigeration demand.
4. voltage contracting cold-storage apparatus control method according to claim 1, which is characterized in that the cold-storage device stores for water Any one in cold trap, ice storage slot or fire water box with cool storage function, the electric compression refigerating machine group is piston Any one in formula, screw, centrifugal refrigerating unit or heat pump unit.
5. a kind of voltage contracting cold-storage apparatus control device, which is characterized in that including:
Data obtaining module (1), for obtain peak-frequency regulation demand, the peak load regulation network frequency modulation Request for Quotation information of network system with And the peak load regulation frequency modulation service quotation information of multiple electric compression refigerating machine groups of network load side;
Cooling needs judgment module (2), it is current in the corresponding cold-storage device of the multiple electric compression refigerating machine group for judging Whether the temperature of cool storage medium meets cooling needs;
Peak-frequency regulation service quotation comparison module (3), for at least one electric compression refigerating machine group for meeting cooling needs, institute It states peak-frequency regulation service quotation comparison module (3) and judges whether the peak load regulation network frequency modulation Request for Quotation is higher than the peak load regulation Frequency modulation service quotation;
First peak-frequency regulation switch control module (4), when the peak load regulation network frequency modulation Request for Quotation is higher than the peak load regulation tune When frequency service quotation, the first peak-frequency regulation switch control module (4) is used for according to described in peak-frequency regulation demand opening At least one meets the peak-frequency regulation switch of the electric compression refigerating machine group of cooling needs, and is arranged according to the peak-frequency regulation demand and is adjusted Peak frequency modulation load;
Peak-frequency regulation module (5), the electricity for meeting cooling needs according to described in peak-frequency regulation load control at least one Compression refigerating machine group participates in peak-frequency regulation.
6. voltage contracting cold-storage apparatus control device according to claim 5, which is characterized in that further include:Cool down cold-storage mould Block (6), for at least one electric compression refigerating machine group for being unsatisfactory for cooling needs, the cooling cold-storage module (6) is used for root According to the difference of the temperature and cooling needs of the current cool storage medium, the voltage contraction that control at least one is unsatisfactory for cooling needs is cold Unit carries out cooling cold-storage.
7. voltage contracting cold-storage apparatus control device according to claim 5, which is characterized in that further include:Second peak regulation tune Frequency switch control module (7), when the peak load regulation network frequency modulation Request for Quotation is less than the peak load regulation frequency modulation service quotation, institute The second peak-frequency regulation switch control module (7) is stated for closing electric compression refigerating machine group that described at least one meets refrigeration demand Peak-frequency regulation switchs.
8. a kind of voltage contracting cold accumulation system, which is characterized in that the voltage contracting cold accumulation system includes:An at least cold-storage device (8), At least one electric compression refigerating machine group (9), at least a peak-frequency regulation start stop switch (10) and as described in any one of claim 5-7 Voltage contracting cold-storage apparatus control device (11), wherein
The electricity compression refigerating machine group (9) is for freezing to the cool storage medium in the cold-storage device (8);
One end of the peak-frequency regulation start stop switch (10) is connect with the electric compression refigerating machine group (9), and the peak-frequency regulation opens The other end of guard's valve (10) is connect with the voltage contracting cold-storage apparatus control device (11);
The voltage contracting cold-storage apparatus control device (11) is set to network load side, is opened for passing through the control peak-frequency regulation Whether the state control electric compression refigerating machine group (9) of guard's valve (10) participates in the peak-frequency regulation of power grid;
The cold-storage device (8), electric compression refigerating machine group (9) and peak-frequency regulation start stop switch (10) are arranged in a one-to-one correspondence.
9. a kind of non-transient computer readable storage medium, which is characterized in that the non-transient computer readable storage medium is deposited Computer instruction is stored up, the voltage as described in any one of claim 1-4 is realized when the computer instruction is executed by processor Contracting cold-storage apparatus control method.
10. a kind of electronic equipment, which is characterized in that including:
At least one processor;And
The memory being connect at least one processor communication;Wherein, be stored with can be by described at least one for the memory The instruction that a processor executes, described instruction is executed by least one processor, so that at least one processor is held Voltage contracting cold-storage apparatus control method of the row as described in any one of claim 1-4.
CN201711455358.3A 2017-12-28 Control method and device for voltage shrinkage cold accumulation equipment and voltage shrinkage cold accumulation system Active CN108364114B (en)

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CN105760998A (en) * 2016-02-16 2016-07-13 国电南瑞科技股份有限公司 Frequency modulation resource calling optimization decision system introducing competition mechanism and method thereof
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