CN110460092A - A kind of micro-capacitance sensor and micro-capacitance sensor power supply, grid-connected performance study method - Google Patents

A kind of micro-capacitance sensor and micro-capacitance sensor power supply, grid-connected performance study method Download PDF

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Publication number
CN110460092A
CN110460092A CN201910711912.2A CN201910711912A CN110460092A CN 110460092 A CN110460092 A CN 110460092A CN 201910711912 A CN201910711912 A CN 201910711912A CN 110460092 A CN110460092 A CN 110460092A
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CN
China
Prior art keywords
energy
micro
grid
capacitance sensor
energy storage
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Pending
Application number
CN201910711912.2A
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Chinese (zh)
Inventor
戴永正
顾宇锋
王嘉乐
田新全
王秋颖
王鹏
李巍
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING NANRUI SOLAR ENERGY TECHNOLOGY Co Ltd
Jiangsu Nan Ruitai Shi Da Electric Applicance Co Ltd
Southeast University
Original Assignee
NANJING NANRUI SOLAR ENERGY TECHNOLOGY Co Ltd
Jiangsu Nan Ruitai Shi Da Electric Applicance Co Ltd
Southeast University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by NANJING NANRUI SOLAR ENERGY TECHNOLOGY Co Ltd, Jiangsu Nan Ruitai Shi Da Electric Applicance Co Ltd, Southeast University filed Critical NANJING NANRUI SOLAR ENERGY TECHNOLOGY Co Ltd
Priority to CN201910711912.2A priority Critical patent/CN110460092A/en
Publication of CN110460092A publication Critical patent/CN110460092A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/28Arrangements for balancing of the load in a network by storage of energy
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • H02J3/381Dispersed generators
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02JCIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J9/00Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
    • H02J9/04Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
    • H02J9/06Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/70Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/56Power conversion systems, e.g. maximum power point trackers
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E70/00Other energy conversion or management systems reducing GHG emissions
    • Y02E70/30Systems combining energy storage with energy generation of non-fossil origin

Abstract

The invention discloses a kind of micro-capacitance sensor and micro-capacitance sensor power supplies, grid-connected performance study method, the test of present invention combination modern sensor and acquisition technique can be applied to the flexible stability control techniques of the electric energy access micro-capacitance sensor of the different qualities such as research photovoltaic, natural gas power, energy storage device.The complementary characteristic for studying distributed energy, photovoltaic power output and all kinds of cold and hot electric loads first obtains the feasible domain space of distributed energy/energy storage/load combined optimization operation;And then the multiclass load prediction technology under more meteorological factor influences is studied, realize the anticipation to micro-capacitance sensor operation of power networks state, while obtaining the available regulation capacity information of all types of controll plants;And then distributed energy/energy storage the Optimal Configuration Method for promoting micro-capacitance sensor power supply capacity is studied, obtain the equipment configuration scheme of optimization;To make full use of the power supply capacity of distributed new/energy storage/active load responding ability General Promotion micro-capacitance sensor.

Description

A kind of micro-capacitance sensor and micro-capacitance sensor power supply, grid-connected performance study method
Technical field
The present invention relates to micro-capacitance sensor fields, and in particular to a kind of micro-capacitance sensor and micro-capacitance sensor power supply, grid-connected performance study method.
Background technique
China's electric power installed capacity at present, 220KV Above Transmission Lines length include that extra high voltage line length ranks first in the world, I State's bulk power grid networking operation, load scheduling and power quality control technology occupy advanced international standard.But in distributed energy and micro- Electrical network field, technology and management development are unbalanced.Although the country is in recent years in distributed energy, energy storage technology, micro-capacitance sensor field Carry out some researchs, the system but photovoltaic power generation, natural gas trilogy supply, multiple elements design energy storage and micro-capacitance sensor composition are provided multiple forms of energy to complement each other It in situation is fallen behind relatively in terms of key technology and comprehensive energy efficiency management level, needs to increase Innovation Input, researches and develops key technology, Integrated energy system economic load dispatching optimizing management management level is promoted, reduces the gap with developed country as early as possible.
In a micro-capacitance sensor may there are many type distributed energy and energy storage device, therefore research how to realize it is more The distributed energy and energy storage device of seed type it is how preferably compatible with coordinate the working efficiency for promotion micro-capacitance sensor, grid-connected Efficiency is of great significance.
Summary of the invention
To solve deficiency in the prior art, the present invention provides a kind of micro-capacitance sensor and micro-capacitance sensor power supply, grid-connected performance study Method.
In order to achieve the above objectives, the present invention adopts the following technical scheme:
A kind of micro-capacitance sensor, it is characterised in that: including the Distribution of Natural formula energy, energy storage component, photovoltaic distributed energy, wind-force point The cloth energy, grid-connected system, host computer and load blocks, the Distribution of Natural formula energy include internal combustion engine and are connected to internal combustion The generator of mechanomotive force output end, the energy storage component include that energy-storage battery, heat-storing device and accumulator are set, the natural gas point The cloth energy, photovoltaic distributed energy, the wind distribution formula energy are all connected with energy storage component, the Distribution of Natural formula energy, light Volt distributed energy, the wind distribution formula energy, energy storage component are all connected with grid-connected system, host computer and load blocks, the load Module includes commercial power supply device, heating installation and refrigerating plant, and the heating installation connects heat-storing device, the refrigerating plant Connection accumulator is set, and the energy-accumulating medium that the heat-storing device, accumulator are set is water;
The host computer is for detecting the input/output argument of each distributed energy, the power consumption parameter of load blocks, grid-connected system And network parameters, the input/output argument of each distributed energy include input and output electric current, voltage, power, the use of load blocks Electrical parameter includes electric power, grid-connected system and network parameters include grid-connected power and grid connection efficiency.
As a preferred solution of the present invention, a kind of micro-capacitance sensor above-mentioned, it is characterised in that: the photovoltaic distribution energy Source includes photovoltaic power generation plate plate, solar energy vacuum tube, and the solar energy vacuum tube connects heat-storing device.
As a preferred solution of the present invention, a kind of micro-capacitance sensor above-mentioned, it is characterised in that: internal combustion engine, wind distribution The blade output shaft of the formula energy is all connected with the refrigeration compressor that accumulator is set.
As a preferred solution of the present invention, a kind of micro-capacitance sensor above-mentioned, it is characterised in that: the energy-storage battery is lithium Battery or lead-acid battery.
A kind of power supply of micro-capacitance sensor, grid-connected performance study method, it is characterised in that: host computer by sensor real-time detection simultaneously The running parameter of grid-connected system, energy storage component, each distributed energy and load blocks is recorded, and generates each running parameter and time Working report;The running parameter of grid-connected system includes grid-connected transfer efficiency, grid-connected power, grid-connected total electricity;Energy storage component Running parameter includes charge/discharge speed, fills an electric total amount;The running parameter of each distributed energy includes generated output, total power generation Amount;The running parameter of load blocks includes electric power.
As a preferred solution of the present invention, a kind of micro-capacitance sensor power supply above-mentioned, grid-connected performance study method, feature Be: the running parameter of the energy storage component further includes the temperature detection of energy storage component, and the temperature detection includes surface temperature Detection, electrode temperature detection.
Advantageous effects of the invention: with writing function can to react in detail the micro-capacitance sensor each for the detection of host computer The operating status at position carries out mathematical description to micro-capacitance sensor, studies the otherness and complementarity of electric system and therrmodynamic system.Have Conducive to the matching condition and mechanism between research storage/heat-storing device and power supply, electricity/thermic load, it is right under different application scene to study The requirement of heat-storing device characteristic, capacity proposes corresponding heat-storing device optimum design method, parameter and type selecting specification.It can apply In the strategy for studying provide multiple forms of energy to complement each other system balance between production and demand and coordinated control.
The test of present invention combination modern sensor and acquisition technique can be applied to research photovoltaic, natural gas power, energy storage dress Set the flexible stability control techniques of the electric energy access micro-capacitance sensor of equal different qualities.It is specific: research distributed energy, photovoltaic first It is empty to obtain distributed energy/energy storage/load combined optimization operation feasible zone for the complementary characteristic of power output and all kinds of cold and hot electric loads Between;And then the multiclass load prediction technology under more meteorological factor influences is studied, realize the anticipation to micro-capacitance sensor operation of power networks state, The available regulation capacity information of all types of controll plants is obtained simultaneously;And then study the distributed energy for promoting micro-capacitance sensor power supply capacity Source/energy storage Optimal Configuration Method, obtains the equipment configuration scheme of optimization;It is distributed under random fluctuation environment finally, successively studying The active and idle Coordinated Control of the formula energy/energy storage, the energy storage based on distributed new and load power consumption prediction information Distributed new/energy storage, the optimization of controllable burden under the conditions of system charge and discharge Optimized-control Technique, external power supply scarce capacity Control technology, with make full use of distributed new/energy storage/active load responding ability General Promotion micro-capacitance sensor for electric energy Power.
Detailed description of the invention
Fig. 1 is micro-capacitance sensor overall structure block diagram of the present invention.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following embodiment is only used for clearly illustrating the present invention Technical solution, and not intended to limit the protection scope of the present invention.
Present embodiment discloses a kind of micro-capacitance sensors as shown in Figure 1:: including the Distribution of Natural formula energy, energy storage component, photovoltaic Distributed energy, the wind distribution formula energy, grid-connected system, host computer and load blocks, the Distribution of Natural formula energy include Internal combustion engine and the generator for being connected to combustion engine powered output end, the energy storage component include energy-storage battery, heat-storing device and storage Device for cooling, the Distribution of Natural formula energy, photovoltaic distributed energy, the wind distribution formula energy are all connected with energy storage component, described The Distribution of Natural formula energy, photovoltaic distributed energy, the wind distribution formula energy, energy storage component are all connected with grid-connected system, host computer And load blocks, the load blocks include commercial power supply device, heating installation and refrigerating plant, the heating installation connection storage Thermal, the refrigerating plant connection accumulator are set, and the energy-accumulating medium that the heat-storing device, accumulator are set is water.
The host computer is used to detect the power consumption parameter, grid-connected of the input/output argument of each distributed energy, load blocks System and network parameters, the input/output argument of each distributed energy include input and output electric current, voltage, power, load blocks Power consumption parameter include electric power, grid-connected system and network parameters include grid-connected power and grid connection efficiency.
Photovoltaic distributed energy includes photovoltaic power generation plate plate, solar energy vacuum tube, and solar energy vacuum tube connects heat-storing device, For heating the water in heat-storing device, the hot water being heated can be used as heating water in winter.
Accumulator is set including refrigeration compressor, is cooled down for the aqueous medium in setting accumulator, refrigeration compressor What driving relied on is the blade output shaft of internal combustion engine, the wind distribution formula energy, when the energy that the two generates is not enough to provide refrigeration When the work of compressor, operation can be directly powered by electric energy.
Energy-storage battery is that lithium battery or lead-acid battery can be chosen to install according to actual needs in actual use, can also To use both batteries simultaneously.
When work, under the premise of photovoltaic distributed energy and enough wind distribution formula energy energy supplies, natural gas point is closed The electric energy that the cloth energy, photovoltaic distributed energy and the wind distribution formula energy generate is directly used in load blocks, and load blocks are used It being powered in all electrical appliances into the micro-capacitance sensor institute coverage area, solar energy vacuum tube therein connects heat-storing device, For heating the water in heat-storing device, the hot water being heated can be used as heating water in winter.It is electric when generating When amount is greater than power consumption, by extra power storage in energy storage component, passed after energy storage component is also saturated by grid-connected system Transport to bulk power grid.
When the electricity of photovoltaic distributed energy and wind distribution formula energy power supply volume deficiency and energy storage component is lower, naturally Gas distributed energy is started to work, and electric energy is provided.
Micro-capacitance sensor of the invention uses a variety of distributed generation resources and energy storage component, and a variety of distributed generation resources are mutual at work Supplement is coordinated mutually, and wherein the internal combustion engine of Distribution of Natural formula power supply can directly drive refrigeration compressor rotation, working efficiency It is higher.
The power supply using above-mentioned micro-capacitance sensor, grid-connected performance study method is also disclosed in the present embodiment;Specifically;
Host computer passes through sensor real-time detection and records grid-connected system, energy storage component, each distributed energy and load blocks Running parameter, and generate the working report of each running parameter and time;The running parameter of grid-connected system include grid-connected transfer efficiency, Grid-connected power, grid-connected total electricity;The running parameter of energy storage component includes charge/discharge speed, fills an electric total amount;Each distributed energy Running parameter include generated output, total power generation;The running parameter of load blocks includes electric power.
The running parameter of energy storage component further includes the temperature detection of energy storage component, temperature detection include surface temperature detection, Electrode temperature detection.
The detection of host computer can react the operating status at each position of the micro-capacitance sensor with writing function in detail, to micro-capacitance sensor Mathematical description is carried out, the otherness and complementarity of electric system and therrmodynamic system are studied.Be conducive to study storage/heat-storing device with Matching condition and mechanism between power supply, electricity/thermic load study the requirement under different application scene to heat-storing device characteristic, capacity, It is proposed corresponding heat-storing device optimum design method, parameter and type selecting specification.Can be applied to research provide multiple forms of energy to complement each other system production need to put down The strategy of weighing apparatus and coordinated control.
The test of present invention combination modern sensor and acquisition technique can be applied to research photovoltaic, natural gas power, energy storage dress Set the flexible stability control techniques of the electric energy access micro-capacitance sensor of equal different qualities.It is specific: research distributed energy, photovoltaic first It is empty to obtain distributed energy/energy storage/load combined optimization operation feasible zone for the complementary characteristic of power output and all kinds of cold and hot electric loads Between;And then the multiclass load prediction technology under more meteorological factor influences is studied, realize the anticipation to micro-capacitance sensor operation of power networks state, The available regulation capacity information of all types of controll plants is obtained simultaneously;In turn, research promotes the distribution of micro-capacitance sensor power supply capacity The energy/energy storage Optimal Configuration Method, obtains the equipment configuration scheme of optimization;Finally, successively studying lower point of random fluctuation environment The active and idle Coordinated Control of the cloth energy/energy storage, the storage based on distributed new and load power consumption prediction information Can distributed new/energy storage under the conditions of system charge and discharge Optimized-control Techniques, external power supply scarce capacity, controllable burden it is excellent Change control technology, to make full use of the power supply of distributed new/energy storage/active load responding ability General Promotion micro-capacitance sensor Ability.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art For member, without departing from the technical principles of the invention, several improvement and deformations can also be made, these improvement and deformations Also it should be regarded as protection scope of the present invention.

Claims (6)

1. a kind of micro-capacitance sensor, it is characterised in that: including the Distribution of Natural formula energy, energy storage component, photovoltaic distributed energy, wind-force Distributed energy, grid-connected system, host computer and load blocks, the Distribution of Natural formula energy include internal combustion engine and are connected to interior The generator of combustion engine power output end, the energy storage component include that energy-storage battery, heat-storing device and accumulator are set, the natural gas Distributed energy, photovoltaic distributed energy, the wind distribution formula energy are all connected with energy storage component, the Distribution of Natural formula energy, Photovoltaic distributed energy, the wind distribution formula energy, energy storage component are all connected with grid-connected system, host computer and load blocks, described negative Carrying module includes commercial power supply device, heating installation and refrigerating plant, and the heating installation connects heat-storing device, the refrigeration dress It sets connection accumulator to set, the energy-accumulating medium that the heat-storing device, accumulator are set is water;
The host computer is for detecting the input/output argument of each distributed energy, the power consumption parameter of load blocks, grid-connected system And network parameters, the input/output argument of each distributed energy include input and output electric current, voltage, power, the use of load blocks Electrical parameter includes electric power, grid-connected system and network parameters include grid-connected power and grid connection efficiency.
2. a kind of micro-capacitance sensor according to claim 1, it is characterised in that: the photovoltaic distributed energy includes photovoltaic power generation Plate plate, solar energy vacuum tube, the solar energy vacuum tube connect heat-storing device.
3. a kind of micro-capacitance sensor according to claim 1, it is characterised in that: internal combustion engine, the blade of the wind distribution formula energy are defeated Shaft is all connected with the refrigeration compressor that accumulator is set.
4. a kind of micro-capacitance sensor according to claim 1, it is characterised in that: the energy-storage battery is lithium battery or plumbic acid electricity Pond.
5. a kind of micro-capacitance sensor power supply, grid-connected performance study method, it is characterised in that: host computer passes through sensor real-time detection and remembers Record grid-connected system, energy storage component, each distributed energy and load blocks running parameter, and generate each running parameter and time Working report;The running parameter of grid-connected system includes grid-connected transfer efficiency, grid-connected power, grid-connected total electricity;The work of energy storage component Include charge/discharge speed as parameter, fills an electric total amount;The running parameter of each distributed energy includes generated output, total power generation; The running parameter of load blocks includes electric power.
6. a kind of micro-capacitance sensor power supply according to claim 5, grid-connected performance study method, it is characterised in that: the energy storage The running parameter of component further includes the temperature detection of energy storage component, and the temperature detection includes surface temperature detection, electrode temperature Detection.
CN201910711912.2A 2019-08-02 2019-08-02 A kind of micro-capacitance sensor and micro-capacitance sensor power supply, grid-connected performance study method Pending CN110460092A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111541249A (en) * 2020-06-11 2020-08-14 南方电网科学研究院有限责任公司 Power supply capacity evaluation method, device and equipment for multi-energy power distribution network
CN112287493A (en) * 2020-09-17 2021-01-29 国家电网公司西南分部 Capacity optimization configuration method for cold-heat-electricity-hydrogen combined supply type micro-grid comprising turbo expander

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111541249A (en) * 2020-06-11 2020-08-14 南方电网科学研究院有限责任公司 Power supply capacity evaluation method, device and equipment for multi-energy power distribution network
CN111541249B (en) * 2020-06-11 2022-02-15 南方电网科学研究院有限责任公司 Power supply capacity evaluation method, device and equipment for multi-energy power distribution network
CN112287493A (en) * 2020-09-17 2021-01-29 国家电网公司西南分部 Capacity optimization configuration method for cold-heat-electricity-hydrogen combined supply type micro-grid comprising turbo expander
CN112287493B (en) * 2020-09-17 2022-11-01 国家电网公司西南分部 Capacity optimization configuration method for cooling, heating, power and hydrogen combined supply type microgrid with turbo expander

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