CN102880130B - A kind of efficiency indirect control and supervision device based on demand response - Google Patents
A kind of efficiency indirect control and supervision device based on demand response Download PDFInfo
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- CN102880130B CN102880130B CN201210339231.6A CN201210339231A CN102880130B CN 102880130 B CN102880130 B CN 102880130B CN 201210339231 A CN201210339231 A CN 201210339231A CN 102880130 B CN102880130 B CN 102880130B
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Abstract
The invention provides a kind of efficiency indirect control and supervision device based on demand response, for monitoring the electrical parameter of power consumer side power load equipment, thermal parameter, and the thermal parameter of device place environment, and each parameter value in the automatic control control strategy preset for demand response control command or the power consumer at demand response center sends control command signal to power consumer side power load equipment, power consumer side power load equipment produces control action according to control command signal, stablize network load, improve efficiency of energy utilization, reduce the spending of the power consumer energy.
Description
Technical field
The invention belongs to energy equipment control technology field, be specifically related to a kind of efficiency indirect control and supervision device based on demand response.
Background technology
Energy crisis increasingly serious, makes energy-saving and cost-reducingly to become a global theme.China is also by " energy-saving and emission-reduction, the low-carbon economy " basic norm as sustainable development, and energy-conservation, low-carbon (LC) has goed deep among common people, is actively practiced by with practical action.Recent years, along with country is to the continuous propelling of the fusion work of Internet of Things construction and Internet of Things and other networks, and Internet of Things perception family, perception building, perception factory development, be all that certain basis has been established in the development of the efficiency watch-dog technology of power consumer side.Demand response is by the DSM technology abroad introduced, and this technology is conducive to improving stability of power system and operational efficiency further.
Monitor with efficiency the technical field combined at present at demand response, do not have a kind of efficiency indirect control and supervision equipment can for the demand response control command at Utilities Electric Co. DR center, neither affecting user power utilization Experience Degree, ensure that user normally produces, lives, under responding again the prerequisite of Utilities Electric Co. DR focal need responsing control command to a certain extent, reduce power load, thus for stabilizing network load, save power grid construction cost, improve efficiency of energy utilization and play good facilitation.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the invention provides a kind of efficiency indirect control and supervision device based on demand response, for the electrical parameter of monitoring user-side power load equipment, thermal parameter, and the thermal parameter of device place environment, and each parameter value in the automatic control control strategy preset for demand response control command or the power consumer at demand response center sends control command signal to power consumer side power load equipment, power consumer side power load equipment produces control action according to control command signal, stablize network load, improve efficiency of energy utilization, reduce the spending of the power consumer energy.
In order to realize foregoing invention object, the present invention takes following technical scheme:
Based on an efficiency indirect control and supervision device for demand response, described device comprises main controller module, sampling module, electric energy metering module, thermal technology measure acquisition module, memory module, RS485 interface module, LCD MODULE, communication module and power module; Described sampling module is connected with described electric energy metering module is unidirectional, described electric energy metering module, memory module and communication module are all bi-directionally connected with described main controller module, described thermal technology measures acquisition module and connects described main controller module by described RS485 interface module, described LCD MODULE shows the status information of described device, and all the other modules that described power module is described device provide power supply.
Described main controller module, according to the execution of corresponding control strategy, produces control command signal, sends to power consumer side power load equipment, and the control module of power consumer side power load equipment produces control action according to control command semaphore request;
Described control command signal follows the control protocol of unified standard, and power consumer side power load equipment supports this control protocol;
Described control protocol is easily expanded, and it carries out Uniform provisions to control object, control action, action attributes.
Described control module comprises power source circuit switch device, valve electric actuator, firing equipment controller, refrigeration plant controller and rotation speed of fan controller;
Described power source circuit switch device performs the switch control rule of power consumer side power load facility switching device, to control the break-make of power consumer side power load device power supply (DPS);
Described valve electric actuator can carry out stepless control to the opening degree of power consumer side power load equipment related valve, realizes 0% ~ 100% aperture of valve;
Described firing equipment controller, refrigeration plant controller and rotation speed of fan controller have level/stepless control to the environment temperature of power consumer side power load equipment and humidity respectively.
Described sampling module comprises voltage sample module and current sample module; Described voltage sample module gathers the phase/voltage of power consumer side power load device power supply (DPS) line by voltage transformer (VT), electrical parameter is obtained again by described electric energy metering module process, described current sample module gathers phase/line current and the neutral current of power consumer side power load device power supply (DPS) line by current transformer, then obtains electrical parameter by described electric energy metering module process.
Described electrical parameter comprises basic electrical parameter and power quality parameter; Described basic electrical parameter comprises electric current, voltage, power and electric flux, and described power quality parameter comprises mains frequency, voltage effective value, current effective value, total active power, total reactive power and power factor.
Described thermal technology measures acquisition module and at least comprises one in temperature sensor, humidity sensor, pressure transducer, flow sensor, smoke transducer, perceived noisiness sensor and radiancy sensor.
Described communication module comprises PLC carrier communication module, micro power radio module and infrared module; The interface of described PLC carrier communication module and described micro power radio module is plug type, and both share same interface standard; Described infrared module is used for this locality debugging of described device and safeguards.
Described power module adopts PT powering mode, arranges compact to make apparatus structure and terminal; The tested object of described power module is phase three-wire three and three line four-wire circuit or high pressure.
The described thermal technology on 4 roads or 8 tunnels is measured acquisition module collection to described device and 4 ~ 20mA current analog signal of conversion inputs its port, or adopt RS485 interface module directly to receive digital signal.
Described electric energy metering module is bi-directionally connected by SPI and described main controller module.
Described memory module preserves the correlation parameter of the control strategy of described device and control strategy, electrical parameter, thermal parameter, parametric line and event.
Described device adopts the intensive mode combined when soft clock and network pair, and it to be arranged each port by main frame or palm machine and copies and accepts type and parameter of curve, and the record arranging described parameter of curve is copied and accepted the interval of time and defaulted to 15 minutes;
Described device carries out voltage curve record, current curve record, powertrace record, freezes across monthly billing, electric flux in described main controller module, thermal parameter curve record, ABC electric current/pressure deviation out-of-limit event record, power on, power down, clearing, disconnected phase, programming, school time logout and decompression/flow full ABC phase logout.
Compared with prior art, beneficial effect of the present invention is:
1. control strategy enriches, and single parameter controls control and deposit with combined parameters, and equipment, when carrying out automatic control function, both can perform corresponding control strategy according to single parameter (when the temperature value measured in parameter as thermal technology reaches certain higher limit or lower limit); Simultaneously can perform corresponding control strategy according to the value (when a certain value, humidity value reaches a certain numerical range to the temperature measuring parameter as thermal technology) of combining of several parameter;
2. the control command of device follows the control protocol with unified standard, is beneficial to the control protocol of control module in the power load equipment of Unified Power user side;
3. the communication module in device had both met local automatic control parameters and had arranged demand, meet again long-range he control demand for control;
4. pair power consumer side power load equipment not only realize simple connection, function of cutting off the electricity supply, simultaneously can carry out having level or stepless operation control according to the concrete control module of concrete equipment, opening degree controls;
5. control strategy utilizes the neural network control method of uncertain system, and simultaneously in conjunction with Chaos theory, the automatic control parameters requirement that pre-sets of responsing control command or power consumer according to demand, performs corresponding control strategy.
Accompanying drawing explanation
Fig. 1 is the efficiency indirect control and supervision apparatus structure schematic diagram based on demand response;
Fig. 2 is the efficiency indirect control and supervision device control procedure schematic diagram based on demand response;
Fig. 3 is Automatic Control Strategy flowchart in the embodiment of the present invention;
Fig. 4 is his control strategy flowchart in the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As Fig. 1, based on an efficiency indirect control and supervision device for demand response, described device comprises main controller module, sampling module, electric energy metering module, thermal technology measure acquisition module, memory module, RS485 interface module, LCD MODULE, communication module and power module; Described sampling module is connected with described electric energy metering module is unidirectional, described electric energy metering module, memory module and communication module are all bi-directionally connected with described main controller module, described thermal technology measures acquisition module and connects described main controller module by described RS485 interface module, described LCD MODULE shows the status information of described device, and all the other modules that described power module is described device provide power supply.
Described main controller module, according to the execution of corresponding control strategy, produces control command signal, sends to power consumer side power load equipment, and the control module of power consumer side power load equipment produces control action according to control command semaphore request;
Described control command signal follows the control protocol of unified standard, and power consumer side power load equipment supports this control protocol; This contributes to the control criterion of Unified Power user side power load equipment, for good basis is laid in the scale application of the efficiency indirect control and supervision equipment based on demand response.
Described control protocol is easily expanded, and it carries out Uniform provisions to control object, control action, action attributes.
Described control strategy belongs to the software systems of described device, and it comprises him and controls control strategy and automatic control control strategy;
As shown in Figure 2, the corresponding control command signal of demand that received by communication module according to described equipment of the described execution that he controls control strategy;
Electrical parameter, thermal parameter that the execution of described automatic control control strategy gathers according to described device, when certain value of described electrical parameter, thermal parameter or certain several value and certain of described automatic control control strategy tactful preset parameter value are to performing this automatic control control strategy time corresponding accordingly;
The preset parameter value of each bar strategy of described automatic control control strategy is preset by power consumer;
The execution of described control strategy is controlled by described main controller module, and described main controller module produces corresponding control command signal according to corresponding control strategy, sends it to power consumer side power load equipment;
Described control command, is sent to power consumer side power load equipment by unified mode.The generation of control command should according to the control protocol of unified standard, this control protocol should to the control action corresponding to control command, control object corresponding to control action and parameter, the attribute of parameter value carries out unified definition, controls any power consumer side power load equipment to enable the control command produced according to this control protocol.Simultaneously, also Uniform provisions is carried out to based on the efficiency supervising device of demand response and the communication interface of power consumer side power load equipment, can be connected with any power consumer side power load equipment based on the efficiency supervising device of demand response, and to carry out the transmission of control command.When control command be control about temperature time, control command should comprise the object (refrigeration plant, heating equipment etc.) of control, temperature adjustment value, temperature adjustment value attribute (have level to regulate: using certain temperature value as unit, carry out the units that when temperature regulates, input regulates; Step-less adjustment: the adjustment carrying out temperature with certain number percent, carries out the percentage that when temperature regulates, input regulates, as temperature heightened 20 percent, turning down 30 percent).When control command is the control about valve opening degree, control command should comprise the object (valve electric actuator) of control, opening degree regulated value, opening degree regulated value attribute (have level to regulate (as valve closing, valve are opened completely); Step-less adjustment: the adjustment carrying out opening degree with certain number percent, carries out the percentage that when opening degree regulates, input regulates, as valve opening heightened 20 percent, turning down 30 percent).
Described power consumer side power load equipment, answer built-in corresponding controllers, power consumer side power load equipment by the control command Signal transmissions that receives from this device to controller, controller, according to the requirement of control command signal, drives the corresponding control module in the power load equipment of power consumer side to produce control action.
Described control module comprises power source circuit switch device, valve electric actuator, firing equipment controller, refrigeration plant controller and rotation speed of fan controller;
Described power source circuit switch device performs the switch control rule of power consumer side power load facility switching device, to control the break-make of power consumer side power load device power supply (DPS);
Described valve electric actuator can carry out stepless control to the opening degree of power consumer side power load equipment related valve, realizes 0% ~ 100% aperture of valve;
Described firing equipment controller, refrigeration plant controller and rotation speed of fan controller have level/stepless control to the environment temperature of power consumer side power load equipment and humidity respectively.
The implementation of described automatic control control strategy as shown in Figure 3, after this device power-up initializing, upgrade intrasystem each bar automatic control control strategy, if the parameter preset of power consumer to a certain bar automatic control control strategy reconfigures, then corresponding automatic control control strategy upgrades according to the configuration of power consumer; This device measures acquisition module by electric energy metering module and thermal technology, the each electrical parameter of continuous collection, thermal parameter, and undertaken processing and storing by main controller module, main controller module constantly compares through processing the parameter value preset in each electrical parameter, thermal parameter and each bar automatic control control strategy obtained simultaneously, if when the value of some parameters arrives the requirement of the single parameter value preset in a certain bar automatic control control strategy, main controller module just performs this automatic control control strategy; Meanwhile, if when certain several parameter value reaches the requirement of one or more parameter values of multiple parameter values in a certain bar automatic control control strategy, main controller module just performs this automatic control control strategy;
It is described that he controls the implementation of control strategy as shown in Figure 4, after this device power-up initializing, the each electrical parameter of continuous collection, thermal parameter, and undertaken processing and storing by main controller module, main controller module constantly detects the data calling request whether having Utilities Electric Co. DR center simultaneously, if had, each parameter of storage is just reported to Utilities Electric Co. DR center, if do not had, just wait for and timing is called time, timing on call time, main controller module by store each reporting parameters to Utilities Electric Co. DR center; Meanwhile, main controller module receives Utilities Electric Co. DR focal need responsive control signal, and according to demand the requirement of responsive control signal perform corresponding he control control strategy.
Described sampling module comprises voltage sample module and current sample module; Described voltage sample module gathers the phase/voltage of power consumer side power load device power supply (DPS) line by voltage transformer (VT), electrical parameter is obtained again by described electric energy metering module process, described current sample module gathers phase/line current and the neutral current of power consumer side power load device power supply (DPS) line by current transformer, then obtains electrical parameter by described electric energy metering module process.
Described electrical parameter comprises basic electrical parameter and power quality parameter; Described basic electrical parameter comprises electric current, voltage, power and electric flux, and described power quality parameter comprises mains frequency, voltage effective value, current effective value, total active power, total reactive power and power factor.
Voltage sample module and current sample module include the AD converter of 12 precision.
The precision of this device collection is the B class precision of instrument function classification, or is not less than 2.0 class precisions of national regulations.
Described thermal technology measures acquisition module and at least comprises one in temperature sensor, humidity sensor, pressure transducer, flow sensor, smoke transducer, perceived noisiness sensor and radiancy sensor.
Described communication module comprises PLC carrier communication module, micro power radio module and infrared module; The interface of described PLC carrier communication module and described micro power radio module is plug type, can need choice for use when equipment is installed according to scene, and both share same interface standard; Described infrared module is used for this locality debugging of described device and safeguards.
Described power module adopts PT (PotentialTransformer) powering mode, arranges compact to make apparatus structure and terminal; The permissible error knots modification limit that the supply voltage of PT powering mode causes when changing in regulation working range meets the related request of GB/T17215.301-2007; Permissible error scope refers to that voltage causes the permissible error changes values of electrical measurement unit when changing within the scope of 0.8Un ~ 0.9Un and 1.1Un ~ 1.15Un, be no more than 3 times of the permissible error changes values limit in its regulation working range, when the error of voltage lower than terminal during 80% rated voltage changes in the scope of-100% ~+10%.
The tested object of described power module is phase three-wire three and three line four-wire circuit or high pressure.
This device has very strong noiseproof feature, possesses perfect careful Electro Magnetic Compatibility (aspect such as physical construction, power supply, PCB cabling, decoupling, filtering, ground connection and Phototube Coupling), the severe running environment such as high/low temperature and high humidity can be adapted to, possess perfect careful three grades of lightning protection measures (lightning protection measures of power lead, communication interface).Electro Magnetic Compatibility meets the technical process measurement of the regulation of IEC61000-4 and the Electro Magnetic Compatibility (impact of static discharge immunity test, radiation field immunity test, Electric Fast Transient Burst Anti-interference, external magnetic field, high frequency immunity test) of opertaing device.
The described thermal technology on 4 roads or 8 tunnels is measured acquisition module collection to described device and 4 ~ 20mA current analog signal of conversion inputs its port, or adopt RS485 interface module directly to receive digital signal.
Described electric energy metering module is bi-directionally connected by SPI and described main controller module.
Described memory module preserves the correlation parameter of the control strategy of described device and control strategy, electrical parameter, thermal parameter, parametric line and event.Described RS485 interface module utilizes serial ports expansion, measures acquisition module for the thermal technology connecting direct output digit signals.
Described LCD MODULE is the standard output device of described equipment, for showing the status information of efficiency indirect control and supervision equipment, facilitates Installation and Debugging work further.
Described device adopts the intensive mode combined when soft clock and network pair, and it to be arranged each port by main frame or palm machine and copies and accepts type and parameter of curve, and the record arranging described parameter of curve is copied and accepted the interval of time and defaulted to 15 minutes;
Described device carries out voltage curve record, current curve record, powertrace record, freezes across monthly billing, electric flux in described main controller module, thermal parameter (flow, temperature, pressure and humidity) curve record, ABC electric current/pressure deviation out-of-limit event record, power on, power down, clearing, disconnected phase, programming, school time logout and decompression/flow full ABC phase logout.
Described power loss event record refers to that three-phase voltage (single-phase meter is single-phase voltage) is all lower than electric energy meter critical voltage, and load current is not more than the operating mode of 5% rated current;
Described decompression event refers to that, in three-phase (or single-phase) electric power system, certain phase load electric current is greater than starting current, but the voltage of voltage circuit is lower than 78% of electric energy meter reference voltage, and the operating mode that the duration is greater than 1 minute;
Described defluidization event refers in three-phase power supply system, and three-phase voltage is greater than the critical voltage of electric energy meter, and in three-phase current, arbitrary phase or two-phase are less than starting current, and other phase line load currents are greater than the operating mode of 5% rated current.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit, although with reference to above-described embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or equivalent replacement, and not departing from any amendment of spirit and scope of the invention or equivalent replacement, it all should be encompassed in the middle of right of the present invention.
Claims (1)
1. based on an efficiency indirect control and supervision device for demand response, it is characterized in that: described device comprises main controller module, sampling module, electric energy metering module, thermal technology measure acquisition module, memory module, RS485 interface module, LCD MODULE, communication module and power module; Described sampling module is connected with described electric energy metering module is unidirectional, described electric energy metering module, memory module and communication module are all bi-directionally connected with described main controller module, described thermal technology measures acquisition module and connects described main controller module by described RS485 interface module, described LCD MODULE shows the status information of described device, and all the other modules that described power module is described device provide power supply;
Described main controller module, according to the execution of corresponding control strategy, produces control command signal, sends to power consumer side power load equipment, and the control module of power consumer side power load equipment produces control action according to control command semaphore request;
Described control command signal follows the control protocol of unified standard, and power consumer side power load equipment supports this control protocol;
Described control protocol is easily expanded, and it carries out Uniform provisions to control object, control action, action attributes;
Described control module comprises power source circuit switch device, valve electric actuator, firing equipment controller, refrigeration plant controller and rotation speed of fan controller;
Described power source circuit switch device performs the switch control rule of power consumer side power load facility switching device, to control the break-make of power consumer side power load device power supply (DPS);
Described valve electric actuator can carry out stepless control to the opening degree of power consumer side power load equipment related valve, realizes 0% ~ 100% aperture of valve;
Described firing equipment controller, refrigeration plant controller and rotation speed of fan controller have level/stepless control to the environment temperature of power consumer side power load equipment and humidity respectively;
Described sampling module comprises voltage sample module and current sample module; Described voltage sample module gathers the phase/line voltage of power consumer side power load device power supply (DPS) line by voltage transformer (VT), electrical parameter is obtained again by described electric energy metering module process, described current sample module gathers phase/line current and the neutral current of power consumer side power load device power supply (DPS) line by current transformer, then obtains electrical parameter by described electric energy metering module process;
Described electrical parameter comprises basic electrical parameter and power quality parameter; Described basic electrical parameter comprises electric current, voltage, power and electric flux, and described power quality parameter comprises mains frequency, voltage effective value, current effective value, total active power, total reactive power and power factor;
Described thermal technology measures acquisition module and at least comprises one in temperature sensor, humidity sensor, pressure transducer, flow sensor, smoke transducer, perceived noisiness sensor and radiancy sensor;
Described communication module comprises PLC carrier communication module, micro power radio module and infrared module; The interface of described PLC carrier communication module and described micro power radio module is plug type, and both share same interface standard; Described infrared module is used for this locality debugging of described device and safeguards;
Described power module adopts PT powering mode, arranges compact to make apparatus structure and terminal; The tested object of described power module is phase three-wire three and three-phase four-line system or high pressure;
The described thermal technology on 4 roads or 8 tunnels is measured acquisition module collection to described device and 4 ~ 20mA current analog signal of conversion inputs its port, or adopt RS485 interface module directly to receive digital signal;
Described electric energy metering module is bi-directionally connected by SPI and described main controller module;
Described memory module preserves the correlation parameter of the control strategy of described device and control strategy, electrical parameter, thermal parameter, parametric line and event;
Described device adopts the intensive mode combined when soft clock and network pair, and it to be arranged each port by main frame or palm machine and copies and accepts type and parameter of curve, and the record arranging described parameter of curve is copied and accepted the interval of time and defaulted to 15 minutes;
Described device carries out voltage curve record, current curve record, powertrace record, freezes across monthly billing, electric flux in described main controller module, thermal parameter curve record, ABC electric current/pressure deviation out-of-limit event record, power on, power down, clearing, disconnected phase, programming, school time logout and decompression/flow full ABC phase logout.
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| CN104035389B (en) * | 2013-03-06 | 2017-03-01 | 华硕电脑股份有限公司 | Smart home control system |
| CN103293961B (en) * | 2013-06-07 | 2015-03-25 | 天津大学 | Energy efficiency power plant modeling and integrating method based on demand response control |
| CN103345230B (en) * | 2013-07-04 | 2016-01-20 | 国家电网公司 | Response apparatus and the response method of pluggable control module is possessed based on demand response |
| CN105783202B (en) * | 2016-04-28 | 2019-04-26 | 武汉阿帕科技有限公司 | Electric power energy-saving management system, method and device |
| CN111845595A (en) * | 2020-07-03 | 2020-10-30 | 湖南猎豹汽车股份有限公司 | Method for realizing driving mode calibrated by electric vehicle user |
| CN113610339A (en) * | 2021-06-24 | 2021-11-05 | 华北电力大学 | Demand response system based on multi-time scale coordination |
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| CN100477587C (en) * | 2007-08-30 | 2009-04-08 | 北京诚信能环科技有限公司 | Energy-saving monitoring system |
| US8489245B2 (en) * | 2009-02-06 | 2013-07-16 | David Carrel | Coordinated energy resource generation |
| US8271147B2 (en) * | 2009-02-26 | 2012-09-18 | Massachusetts Institute Of Technology | Methods and apparatus for energy demand management |
| KR20110099542A (en) * | 2010-03-02 | 2011-09-08 | 삼성전자주식회사 | Demand response system |
| CN101916093B (en) * | 2010-07-26 | 2012-10-10 | 秦毅 | Energy efficiency management terminal and intelligent electricity consumption and energy efficiency management system consisting of same |
| CN102436733A (en) * | 2011-10-18 | 2012-05-02 | 中国电力科学研究院 | Thermotechnical electric quantity type energy efficiency data collecting terminal |
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