CN107394815A - A kind of multiple-energy-source hybrid power system - Google Patents
A kind of multiple-energy-source hybrid power system Download PDFInfo
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- CN107394815A CN107394815A CN201710588367.3A CN201710588367A CN107394815A CN 107394815 A CN107394815 A CN 107394815A CN 201710588367 A CN201710588367 A CN 201710588367A CN 107394815 A CN107394815 A CN 107394815A
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- 230000005611 electricity Effects 0.000 claims abstract description 45
- 230000001360 synchronised effect Effects 0.000 claims abstract description 43
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 36
- 238000010248 power generation Methods 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 19
- 230000008569 process Effects 0.000 claims abstract description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 13
- 238000012544 monitoring process Methods 0.000 claims abstract description 12
- 230000008859 change Effects 0.000 claims description 13
- 238000013500 data storage Methods 0.000 claims description 6
- 238000004146 energy storage Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 3
- 230000005055 memory storage Effects 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000002347 injection Methods 0.000 claims 1
- 239000007924 injection Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 238000011161 development Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009395 breeding Methods 0.000 description 2
- 230000001488 breeding effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- H02J3/382—
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- H02J13/0006—
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- H02J3/383—
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- H02J3/386—
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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- Y—GENERAL 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S10/00—Systems supporting electrical power generation, transmission or distribution
- Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
- Y04S10/123—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving renewable energy sources
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- Y—GENERAL 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/124—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wired telecommunication networks or data transmission busses
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- Wind Motors (AREA)
- Photovoltaic Devices (AREA)
Abstract
A kind of multiple-energy-source hybrid power system, the hybrid power system includes water-energy generating electricity part, wind power generation part, photovoltaic generation part, marsh gas power generation part and the control section being connected in parallel in voltage bus, and in voltage bus on be provided with bus synchronous voltage sensor, the control section includes net-connected controller and control process device.The present invention uses net-connected controller by wind energy, water energy, photovoltaic is connected in the voltage bus of transmission of electricity with the electric energy that biogas electricity generation apparatus is sent by the way that synchronous device is grid-connected, so as to realize the same period, it is stable, reliable transmission, using the real-time collection voltages signal of sensor to controller, monitoring voltage signal is synchronous with bus voltage signal after realizing the same period, closing switch is started according to the voltage signal of sensor collection, carry out grid-connected connection, avoid mutually the asynchronous stability brought poor, it is strong to transmit unreliable and interference, it is simple with control structure, the advantages of easy to operate and cheap.
Description
Technical field
The present invention relates to field of new energy generation, specifically a kind of multiple-energy-source hybrid power system.
Background technology
At present, the number moved on the earth this planet is more than 6,000,000,000, to this century mid-term, have greatly reach 10,000,000,000 it
Gesture, mankind's daily life, culture are maintained, the substantial amounts of energy need to be consumed.But excessive energy resource consumption is promoting the same of human development
When, earth environment can be deteriorated, or even the factor as threat human survival.Therefore, for the sustainable development of the mankind from now on,
Transformation from from traditional fossil fuel to the green regenerative energy sources of solar energy, water energy, wind energy etc is the certainty of energy development
Trend.
In recent years, because rural area is greatly developed in terms of breeding and planting, caused a large amount of breeding and planting is useless therewith
Material, the waste material can produce substantial amounts of biogas, be generated electricity using biogas, realize recycling for the energy, but because biogas is sent out
For electricity because of the difference in season and time, producing methane quantity can be different, it is impossible to realizes the utilization of continuous and effective, reaches stabilization
Electrical energy demands.The problem of same, is also appeared in the utilization of solar energy, wind energy and water energy.
The content of the invention
The purpose of the present invention is to be combined four kinds of generation of electricity by new energy modes for comparing dependence natural conditions, so as to form one
The good comprehensive generation mode of the more stable and continuation of kind, improve the utilization ratio of the energy.
The present invention is that technical scheme is used by realizing above-mentioned technical purpose：A kind of multiple-energy-source hybrid power system, should
Hybrid power system includes being connected in parallel on water-energy generating electricity part in voltage bus, wind power generation part, photovoltaic generation part, biogas
Power generation part and control section, and in voltage bus on be provided with bus synchronous voltage sensor, wherein, water-energy generating electricity part bag
The water energy synchronous device and the water-energy generating electricity mouth synchronous voltage for monitoring output voltage change for including control hydropower generating device pass
Sensor, and the electric energy that hydropower generating device is sent is incorporated to voltage bus, the wind power generation part bag by water energy electric switch-on
The wind energy synchronous device and the wind power generation mouth synchronous voltage for monitoring output voltage change for including control wind electricity generating system pass
Sensor, and the electric energy that wind electricity generating system is sent is incorporated to voltage bus, the photovoltaic generation part bag by wind power electric combined floodgate
Include photovoltaic devices and the photovoltaic generation mouth synchronous voltage sensor for monitoring output voltage change, and the electricity that photovoltaic devices are sent
It can be closed a floodgate by photovoltaic electric and be incorporated to voltage bus, the marsh gas power generation part is using biogas caused by biogas generating device
The biogas electricity generation apparatus of generating, the marsh gas power generation synchronous device for controlling biogas electricity generation apparatus and for monitoring output voltage change
Marsh gas power generation mouth synchronous voltage sensor, and the electric energy that sends of biogas electricity generation apparatus is incorporated to voltage mother by biogas electric switch-on
Line, the control section include net-connected controller and control process device, and the net-connected controller receives bus same period electricity respectively
Pressure sensor, water-energy generating electricity mouth synchronous voltage sensor, wind power generation mouth synchronous voltage sensor, photovoltaic generation mouth synchronous voltage
The information of voltage of sensor and marsh gas power generation mouth synchronous voltage sensor, and control process device is passed it to information of voltage
Handled, then control process device controls water energy electric switch-on, wind power electric combined floodgate, photovoltaic electric by net-connected controller
Close a floodgate and biogas electric switch-on.
In the present invention, the control section also includes long-range display control program, the long-range display control program and control
The sender unit and sender unit of processing unit connection communicate the signal control process device of connection, and believe
Number control process device is sent into information-storing device storage after handling the information of reception, be simultaneously displayed on display.
In the present invention, described information storage device is connected with the super data storage of calculating in high in the clouds, with periodically by its memory storage
Data are sent to super calculate in high in the clouds and stored in data storage.
In the present invention, described information storage device is connected with extraneous printer.
In the present invention, the signal control process device is connected with cell phone customer end communication.
In the present invention, the electric energy that the wind electricity generating system, hydropower generating device and photovoltaic devices are sent passes through direct current
Battery is sent into after a-c transducer conversion to be stored, and battery provides power supply for energy storage controller；The biogas occurs
Biogas caused by device is sent into air accumulator and stored, and controls the connection of itself and biogas electricity generation apparatus to lead to by energy storage controller
It is disconnected.
Beneficial effect：The electric energy that the present invention is sent wind energy, water energy, photovoltaic and biogas electricity generation apparatus using net-connected controller
It is connected to by the way that synchronous device is grid-connected in the voltage bus of transmission of electricity, so as to realize the same period, stably, reliably transmit, using sensing
The real-time collection voltages signal of device is to controller, and monitoring voltage signal is synchronous with bus voltage signal after realizing the same period, according to
The voltage signal of sensor collection starts closing switch, carries out grid-connected connection, has avoided mutually the asynchronous stability brought
Difference, transmit unreliable and interference it is strong, have control structure be simple and convenient to operate and also it is cheap the advantages of.
Brief description of the drawings
Fig. 1 is the system framework figure of the present invention.
Embodiment
Technological means, creation characteristic, reached purpose and beneficial effect to realize the present invention are easy to understand, under
Face combines embodiment, and the present invention is expanded on further.
As illustrated, a kind of multiple-energy-source hybrid power system, the hybrid power system includes being connected in parallel in voltage bus
Water-energy generating electricity part, wind power generation part, photovoltaic generation part, marsh gas power generation part and control section, and in voltage bus on
Bus synchronous voltage sensor is provided with, wherein, water-energy generating electricity part includes the water energy synchronous device of control hydropower generating device
With the water-energy generating electricity mouth synchronous voltage sensor for monitoring output voltage change, and the electric energy that hydropower generating device is sent passes through
Water energy electric switch-on is incorporated to voltage bus, the wind power generation part include control wind electricity generating system wind energy synchronous device and
For monitoring the wind power generation mouth synchronous voltage sensor of output voltage change, and the electric energy that wind electricity generating system is sent passes through wind
Energy electric switch-on is incorporated to voltage bus, and the photovoltaic generation part includes photovoltaic devices and the light for monitoring output voltage change
Generating mouth synchronous voltage sensor is lied prostrate, and the electric energy that photovoltaic devices are sent is incorporated to voltage bus by photovoltaic electric combined floodgate, it is described
Biogas electricity generation apparatus, control biogas electricity generation apparatus of the marsh gas power generation part using marsh gas power generation caused by biogas generating device
Marsh gas power generation synchronous device and for monitor output voltage change marsh gas power generation mouth synchronous voltage sensor, and biogas send out
The electric energy that electric installation is sent is incorporated to voltage bus by biogas electric switch-on, and the control section includes net-connected controller and control
Processing unit, the net-connected controller receive bus synchronous voltage sensor, water-energy generating electricity mouth synchronous voltage sensor, wind respectively
Can be generated electricity the electricity of mouth synchronous voltage sensor, photovoltaic generation mouth synchronous voltage sensor and marsh gas power generation mouth synchronous voltage sensor
Information is pressed, and passes it to control process device and information of voltage is handled, then control process device passes through simultaneously network control
Device control water energy electric switch-on, wind power electric combined floodgate, photovoltaic electric combined floodgate and biogas electric switch-on processed.
Above for the present invention basic embodiment, can more than on the basis of further improved, optimized and limited：
Such as, the control section also includes long-range display control program, and the long-range display control program connects with control process device
The sender unit and sender unit connect communicate the signal control process device of connection, and signal control process
Device is sent into information-storing device storage after handling the information of reception, be simultaneously displayed on display；
Further, described information storage device is connected with the super data storage of calculating in high in the clouds, with periodically by the data of its memory storage
Super calculate in high in the clouds is sent to store in data storage；
Further, described information storage device is connected with extraneous printer；
Further, the signal control process device is connected with cell phone customer end communication；
Finally, the electric energy that the wind electricity generating system, hydropower generating device and photovoltaic devices are sent is changed by DC-AC
Battery is sent into after device conversion to be stored, and battery provides power supply for energy storage controller；The biogas generating device produces
Biogas be sent into air accumulator and stored, and its connection break-make with biogas electricity generation apparatus is controlled by energy storage controller.
Principal character, general principle and the advantages of the present invention of the present invention has been shown and described above.Industry technology
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, without departing from the spirit and scope of the present invention, the present invention can also have various change according to actual conditions
And improvement, these changes and improvements all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended
Claims and its equivalent thereof.
Claims (6)
- A kind of 1. multiple-energy-source hybrid power system, it is characterised in that：The hybrid power system includes being connected in parallel in voltage bus Water-energy generating electricity part, wind power generation part, photovoltaic generation part, marsh gas power generation part and control section, and in voltage bus on Bus synchronous voltage sensor is provided with, wherein, water-energy generating electricity part includes the water energy synchronous device of control hydropower generating device With the water-energy generating electricity mouth synchronous voltage sensor for monitoring output voltage change, and the electric energy that hydropower generating device is sent passes through Water energy electric switch-on is incorporated to voltage bus, the wind power generation part include control wind electricity generating system wind energy synchronous device and For monitoring the wind power generation mouth synchronous voltage sensor of output voltage change, and the electric energy that wind electricity generating system is sent passes through wind Energy electric switch-on is incorporated to voltage bus, and the photovoltaic generation part includes photovoltaic devices and the light for monitoring output voltage change Generating mouth synchronous voltage sensor is lied prostrate, and the electric energy that photovoltaic devices are sent is incorporated to voltage bus by photovoltaic electric combined floodgate, it is described Biogas electricity generation apparatus, control biogas electricity generation apparatus of the marsh gas power generation part using marsh gas power generation caused by biogas generating device Marsh gas power generation synchronous device and for monitor output voltage change marsh gas power generation mouth synchronous voltage sensor, and biogas send out The electric energy that electric installation is sent is incorporated to voltage bus by biogas electric switch-on, and the control section includes net-connected controller and control Processing unit, the net-connected controller receive bus synchronous voltage sensor, water-energy generating electricity mouth synchronous voltage sensor, wind respectively Can be generated electricity the electricity of mouth synchronous voltage sensor, photovoltaic generation mouth synchronous voltage sensor and marsh gas power generation mouth synchronous voltage sensor Information is pressed, and passes it to control process device and information of voltage is handled, then control process device passes through simultaneously network control Device control water energy electric switch-on, wind power electric combined floodgate, photovoltaic electric combined floodgate and biogas electric switch-on processed.
- A kind of 2. multiple-energy-source hybrid power system according to claim 1, it is characterised in that：The control section also includes Long-range display control program, the sender unit and signal that the long-range display control program is connected with control process device are sent out After injection device communicate the signal control process device of connection, and signal control process device is handled the information of reception Information-storing device storage is sent into, is simultaneously displayed on display.
- A kind of 3. multiple-energy-source hybrid power system according to claim 2, it is characterised in that：Described information storage device with High in the clouds is super to calculate data storage connection, is stored so that the data of its memory storage periodically are sent into super calculate in data storage in high in the clouds.
- A kind of 4. multiple-energy-source hybrid power system according to claim 2, it is characterised in that：Described information storage device with Extraneous printer connection.
- A kind of 5. multiple-energy-source hybrid power system according to claim 2, it is characterised in that：The signal control process dress Put and be connected with cell phone customer end communication.
- A kind of 6. multiple-energy-source hybrid power system according to claim 1, it is characterised in that：The wind electricity generating system, The electric energy that hydropower generating device and photovoltaic devices are sent is sent into battery after being changed by DC-AC converter and stored, And battery provides power supply for energy storage controller；Biogas caused by the biogas generating device is sent into air accumulator and stored, And its connection break-make with biogas electricity generation apparatus is controlled by energy storage controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710588367.3A CN107394815A (en) | 2017-07-19 | 2017-07-19 | A kind of multiple-energy-source hybrid power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710588367.3A CN107394815A (en) | 2017-07-19 | 2017-07-19 | A kind of multiple-energy-source hybrid power system |
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| Publication Number | Publication Date |
|---|---|
| CN107394815A true CN107394815A (en) | 2017-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710588367.3A Pending CN107394815A (en) | 2017-07-19 | 2017-07-19 | A kind of multiple-energy-source hybrid power system |
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| Country | Link |
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| CN (1) | CN107394815A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060044A (en) * | 2018-10-25 | 2018-12-21 | 浙江科技学院 | A kind of marsh gas power generation multicomputer parallel control system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102136760A (en) * | 2010-01-25 | 2011-07-27 | 索尼公司 | Power management apparatus, power management system, and method of controlling appliance |
| CN104052051A (en) * | 2013-03-15 | 2014-09-17 | 通用电气公司 | Direct current transmission and distribution system and method of operating the same |
| CN204905894U (en) * | 2015-09-02 | 2015-12-23 | 贵州电网有限责任公司都匀供电局 | Photovoltaic and marsh gas power generation control system that is incorporated into power networks |
-
2017
- 2017-07-19 CN CN201710588367.3A patent/CN107394815A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102136760A (en) * | 2010-01-25 | 2011-07-27 | 索尼公司 | Power management apparatus, power management system, and method of controlling appliance |
| CN104052051A (en) * | 2013-03-15 | 2014-09-17 | 通用电气公司 | Direct current transmission and distribution system and method of operating the same |
| CN204905894U (en) * | 2015-09-02 | 2015-12-23 | 贵州电网有限责任公司都匀供电局 | Photovoltaic and marsh gas power generation control system that is incorporated into power networks |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109060044A (en) * | 2018-10-25 | 2018-12-21 | 浙江科技学院 | A kind of marsh gas power generation multicomputer parallel control system |
| CN109060044B (en) * | 2018-10-25 | 2024-05-28 | 浙江科技学院 | Multi-unit grid-connected monitoring system for biogas power generation |
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Application publication date: 20171124 |
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