CN111927678A - Pipe network hydroelectric generation system based on flow control - Google Patents
Pipe network hydroelectric generation system based on flow control Download PDFInfo
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- CN111927678A CN111927678A CN202010811724.XA CN202010811724A CN111927678A CN 111927678 A CN111927678 A CN 111927678A CN 202010811724 A CN202010811724 A CN 202010811724A CN 111927678 A CN111927678 A CN 111927678A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/008—Measuring or testing arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B15/00—Controlling
- F03B15/02—Controlling by varying liquid flow
- F03B15/04—Controlling by varying liquid flow of turbines
- F03B15/06—Regulating, i.e. acting automatically
- F03B15/16—Regulating, i.e. acting automatically by power output
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/50—Hydropower in dwellings
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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
- Y02E10/20—Hydro energy
Abstract
The invention discloses a flow control-based pipe network hydroelectric generation system, which comprises a pipe network pressure reducing device and an electric energy management device, wherein the output end of the pipe network pressure reducing device is connected with the input end of the electric energy management device; the pipe network pressure reducing device is used for controlling and detecting the flow pressure of a pipe network and outputting electric energy; the electric energy management device is used for managing the electric energy output by the pipe network pressure reduction device. The invention ensures that the secondary water supply home-entry water pressure keeps constant pressure by controlling the flow pressure and providing real-time monitoring. Real-time sampling monitoring is carried out to the water pressure of actual secondary water supply to the user in the pipe network during the design, according to engineering actual conditions, the change that water consumption fluctuation and system power consumption load change brought for pipe network water pressure in the pipe network of different periods is avoided, the water pressure of actual secondary water supply to the user in the pipe network is invariable in the given value department, has reduced pipe network hydroelectric power generation and has given the influence that pipe network water supply water pressure brought. The system has strong anti-interference capability, safety, reliability and accurate control.
Description
Technical Field
The invention relates to the technical field of hydroelectric power generation, in particular to a pipe network hydroelectric power generation system based on flow control.
Background
Under the condition that energy resources are greatly in shortage in China, development and utilization of new energy resources are the key points of research in recent years, and as is known, a water supply pipe network system is a pressure system and is used for transmitting water resources by utilizing pressure in a pipe network. However, under the influence of practical conditions, the water potential energy or the place with excessive water pressure exists in the pipe network inevitably, and the pressure density in the pipe network has adverse effects on the pipe network and the water used by end users.
As known from the civil building water-saving design standard, a water supply, reclaimed water and hot water system of a multi-storey and high-rise building, the municipal pipe network water supply pressure of which can not meet the water supply requirement, is vertically partitioned, the hydrostatic pressure at the lowest sanitary ware water distribution point of each partition is not more than 0.45MPa, and a pressure reduction facility is arranged at the lower layer part in each partition to ensure that the water supply pressure at each water distribution point is not more than 0.20 MPa. Therefore, the water pressure of the secondary water supply to the household is not more than 0.2MPa and the dynamic pressure is not more than 0.2MPa on the premise of meeting the water pressure of 0.05MPa of the sanitary ware at the most unfavorable point in the household. In combination with the actual situation, the water pressure (dynamic pressure) of the house entering behind the secondary water supply reducing valve is reasonably set between 0.3 MPa and 0.4MPa based on the water head of a water user, the local water loss of pipelines and pipe fittings in a pipe network and the like. This means that the water pressure after passing through the grid pressure-reducing power generation unit should be controlled to be about 0.3-0.4MPa to achieve the purpose of pressure reduction.
In order to solve the problem, in the traditional method in engineering, a pressure reduction water tank or a pressure reduction valve is arranged to consume energy in a pipe network, so that pressure regulation and drainage are realized. Although the traditional method can solve the problem of overhigh water pressure, on one hand, the waste of energy is caused to a certain extent, and on the other hand, the state of the water pressure in the pipe network cannot be effectively mastered and regulated.
Disclosure of Invention
Aiming at the problem of low pressure regulation and control efficiency in a water supply pipe network in the prior art, the invention provides a pipe network hydroelectric generation system based on flow control, which improves the control of flow pressure, provides real-time monitoring, ensures that the water pressure of secondary water supply to users keeps constant, avoids the change of water pressure of the pipe network caused by water consumption fluctuation and system power load change in different periods of the pipe network, and ensures that the water pressure of the actual secondary water supply to users in the pipe network is constant.
In order to achieve the purpose, the invention provides the following technical scheme:
a flow control-based pipe network hydroelectric generation system comprises a pipe network pressure reducing device and an electric energy management device, wherein the output end of the pipe network pressure reducing device is connected with the input end of the electric energy management device; the pipe network pressure reducing device is used for controlling and detecting the flow pressure of a pipe network and outputting electric energy; the electric energy management device is used for managing the electric energy output by the pipe network pressure reduction device.
Preferably, the pipe network pressure reducing device comprises a hydraulic turbine set, a water pressure control unit, a detection unit and a first main controller unit; the hydraulic turbine set, the water pressure control unit and the detection unit are sequentially connected, and the water pressure control unit is further connected with the first main controller unit.
Preferably, the hydraulic turbine set is used for converting water pressure into electric energy and transmitting a water pressure signal to the water pressure control unit; the detection unit collects water flow information of the secondary side of the pipe network water supply in real time, wherein the water flow information comprises water pressure and flow.
Preferably, the pipe network pressure reducing device further comprises a man-machine interaction unit, and the man-machine interaction unit is connected with the first main controller unit in a two-way mode and used for displaying real-time parameters of all physical quantities in the pipe network in real time.
Preferably, the water pressure control unit is a D941-16Q type soft sealing electric valve; the first master controller unit is of the type SIMATIC S7-1200.
Preferably, the electric energy management device comprises a rectifying and voltage-reducing unit, a voltage-limiting constant-current unit, a voltage-boosting inversion unit, an alternating-current load unit, an energy storage unit, a direct-current load unit and a second main controller unit;
the input end of the rectifying and voltage-reducing unit is connected with the hydraulic turbine set, the first output end of the rectifying and voltage-reducing unit is connected with the first input end of the boosting and inverting unit, the output end of the boosting and inverting unit is connected with the input end of the alternating current load unit, and the second input end of the boosting and inverting unit is connected with the first output end of the energy storage unit; the second output end of the rectification voltage reduction unit is connected with the first input end of the voltage-limiting constant current unit, the output end of the voltage-limiting constant current unit is connected with the input end of the energy storage unit, the second input end of the voltage-limiting constant current unit is bidirectionally connected with the output end of the second main controller unit, the input end of the second main controller unit is connected with the third output end of the energy storage unit, and the second output end of the energy storage unit is connected with the input end of the direct current load unit.
Preferably, the boost inverting unit includes a DC/DC converter and a DC/AC converter; the input end of the DC/DC converter is respectively connected with the rectifying and voltage-reducing unit and the energy storage unit, the output end of the DC/DC converter is connected with the input end of the DC/AC converter, and the output end of the DC/AC converter is connected with the alternating current load unit.
Preferably, the model of the second control unit is DSP-28035.
Preferably, the rectification voltage reduction unit is a phase-shifted full-bridge topology structure; the Boost inversion unit is a push-pull, Boost and full-bridge inversion triple-cascade topology structure.
In summary, due to the adoption of the technical scheme, compared with the prior art, the invention at least has the following beneficial effects:
the invention ensures that the secondary water supply home-entry water pressure keeps constant pressure by controlling the flow pressure and providing real-time monitoring, and takes the actual secondary water supply home-entry water pressure as a control target. Real-time sampling monitoring is carried out to the water pressure of actual secondary water supply to the user in the pipe network during the design, according to engineering actual conditions, the change that water consumption fluctuation and system power consumption load change brought for pipe network water pressure in the pipe network of different periods is avoided, the water pressure of actual secondary water supply to the user in the pipe network is invariable in the given value department, has reduced pipe network hydroelectric power generation and has given the influence that pipe network water supply water pressure brought. The system has strong anti-interference capability, safety, reliability and accurate control.
Description of the drawings:
fig. 1 is a schematic view of a ductwork pressure reduction device according to an exemplary embodiment of the present invention.
FIG. 2 is a schematic diagram of flow versus water pressure characteristics according to an exemplary embodiment of the present invention.
FIG. 3 is a schematic diagram of the load power and water pressure characteristics of a hydraulic turbine set according to an exemplary embodiment of the present invention.
Fig. 4 is a schematic diagram of a power management device according to an exemplary embodiment of the present invention.
Fig. 5 is a schematic diagram illustrating opening degree and water pressure characteristics of an electric valve according to an exemplary embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to examples and embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
The invention provides a flow control-based pipe network hydroelectric generation system which comprises a pipe network pressure reducing device and an electric energy management device, wherein the output end of the pipe network pressure reducing device is connected with the input end of the electric energy management device.
As shown in fig. 1, the pipe network pressure reducing device comprises a hydraulic turbine unit 1, a water pressure control unit 2, a detection unit 3 and a first main controller unit 4;
the hydraulic turbine set 1, the water pressure control unit 2 and the detection unit 3 are sequentially connected, namely, the output end of the hydraulic turbine set 1 is connected with the first input end of the water pressure control unit 2, the output end of the water pressure control unit 2 is connected with the input end of the detection unit 3, the first output end of the detection unit 3 is connected with an external water supply device (secondary water supply for home), the second output end of the detection unit 3 is connected with the input end of the first main controller unit 4, and the first output end of the first main controller unit 4 is connected with the second input end of the water pressure control unit 2. The input end of the water turbine unit 1 is connected with a water supply pipe network to supply water to the pipe network on the primary side; the first output end of the detection unit 3 is the pipe network water supply secondary side.
In this embodiment, the hydraulic turbine unit 1 is configured to convert the water pressure into an electrical signal and transmit the electrical signal to the water pressure control unit 2; the detection unit 3 collects water flow information such as water pressure, flow and the like of the secondary side of the pipe network water supply in real time; the pressure sensor is an FST-132 type pressure sensor, and the flow sensor is a CKLD-Y-D100 type electromagnetic flowmeter.
As shown in fig. 2, when the flow rate in the pipe network increases, the water pressure decreases; when the water quantity of the pipe network is increased (the water consumption demand is increased), the secondary water supply domestic water pressure in the pipe network is reduced, and therefore the secondary water supply domestic water pressure and the water consumption increase and decrease of users in the pipe network are obviously related.
As shown in fig. 3, when the load of the output of the turbine set is large, the turbine blades are difficult to rotate, and the resistance in the pipe network is increased. The flow rate of the water in the pipe network is reduced due to the large resistance in the pipe.
Rivers in the water supply network can pass through hydraulic turbine unit 1 in proper order, water pressure control unit 2, detecting element 3, when hydraulic turbine unit 1 carries out energy conversion, detecting element 3 can be with the water pressure that the secondary side was gathered in real time, information feedback such as flow to the first main control unit 4 of pipe network decompression electricity generation part, first main control unit 4 can be based on the information that detecting element 3 feedbacks and reachs the controlled quantity and regulate and control water pressure control unit 2, ensure that secondary side water pressure is stable in the settlement within range in the pipe network.
In this embodiment, pipe network pressure relief device still includes human-computer interaction unit 5 for show the rivers information that detecting element 3 gathered in real time, be convenient for show each physical quantity real-time parameter change in the pipe network, can help operating personnel easily to know comprehensive system operation condition, for operating personnel to monitor the help that the management facilitates to the system.
In this embodiment, the pipe network pressure reducing device collects and receives water pressure and flow detection data in the pipe network through SIMATIC S7-1200, and controls the water pressure control unit based on real-time data by using a control algorithm to ensure that the water pressure of the pipe network is maintained in a proper range under different conditions. Therefore, the influence of the hydraulic power generation of the pipe network on the water supply pressure of the pipe network is reduced, and the hydraulic control system is high in anti-interference capability, safe, reliable and accurate in control.
As shown in fig. 4, the electric energy management device includes a rectifying and voltage-reducing unit 6, a voltage-limiting constant current unit 7, a voltage-boosting inverter unit 8, an ac load unit 9, an energy storage unit 10, a dc load unit 11, and a second main controller unit 12.
The input end of a rectifying and voltage-reducing unit 6 (a phase-shifted full-bridge topological structure can be adopted) is connected with the hydraulic turbine set 2, the first output end of the rectifying and voltage-reducing unit 6 is connected with the first input end of a boosting and inverting unit 8, the output end of the boosting and inverting unit 8 is connected with the input end of an alternating current load unit 9, and the second input end of the boosting and inverting unit 8 is connected with the first output end of an energy storage unit 10; the second output end of the rectification voltage reduction unit 6 is connected with the first input end of the voltage-limiting constant current unit 7, the output end of the voltage-limiting constant current unit 7 is connected with the input end of the energy storage unit 10, the second input end of the voltage-limiting constant current unit 7 is bidirectionally connected with the output end of the second main controller unit 12, the input end of the second main controller unit 12 is connected with the third output end of the energy storage unit 10, and the second output end of the energy storage unit 10 is connected with the input end of the direct current load unit 11.
In this embodiment, the Boost inversion unit 8 (which may be a push-pull, Boost, or full-bridge inversion triple-cascade topology) includes a DC/DC converter and a DC/AC converter; the input end of the DC/DC converter is respectively connected with the rectifying and voltage-reducing unit 6 and the energy storage unit 10, the output end of the DC/DC converter is connected with the input end of the DC/AC converter, and the output end of the DC/AC converter is connected with the alternating current load unit 9.
In this embodiment, the rectifying and voltage-reducing unit 6 is also connected to the second main controller unit 12 in a bidirectional manner, so as to collect the voltage and current output by the hydraulic turbine set 2 and feed the voltage and current back to the second main controller unit 12 (the model may adopt DSP-28035).
In the embodiment, the alternating current output by the hydraulic turbine set 2 is processed by the rectification voltage reduction unit 6, part of the electric energy after rectification voltage reduction is processed by the voltage boosting inversion unit 8, isolated voltage boosting is carried out by the DC/DC converter, the alternating current is processed by the DC/AC converter, and 220V alternating current at output power frequency is used for supplying power to the alternating current load unit 9; the other part charges the energy storage unit 10 through the voltage-limiting constant-current unit 7 to ensure the safe charging of the energy storage unit 10. The energy storage unit 10 can supply power to the direct current load unit 11, and can also send the electric energy to the boosting inversion unit 8 for processing.
In this embodiment, the first main controller unit 4 and the second main controller unit 12 may be in communication connection so as to share information, and it can be ensured that the system performs accurate power regulation according to the actual working state of each unit.
In this embodiment, the operation of the electric energy management device is realized by numerical control through the DSP-28035, so that the influence of water fluctuation of the pipe network on the power generation of the pipe network is reduced while the safe and stable operation of each part is ensured, the continuous and stable output of electric energy is ensured, and the quality meets the standard. The system has low power consumption, fast processing and operation speed and accurate control.
It can be seen that the system can implement the following functions: when the output electric energy of the pipe network pressure reducing device is lower than the electric load demand of the AC load unit 9, the energy storage unit 10 can supplement the shortage of the load electricity; when the electric energy output by the pipe network pressure reducing device is higher than the electric quantity required by the load of the alternating current load unit 9, the redundant electric energy can be stored in the energy storage unit 10 through the voltage limiting constant current unit 7.
As shown in fig. 5, the opening of the electric valve in the water pressure control unit 2 is adjusted to control the water pressure of the secondary water supply of the pipe network to the home within the safe range. When the flow speed is reduced, the pressure is increased, so that the output load of the hydraulic turbine set is increased, and the water pressure for secondary water supply in the pipe network to the home is increased. When the opening of the electric valve is changed, the flow resistance of water in the pipe network is changed, and the water pressure in the pipe network is increased along with the increase of the flow resistance of the water in the pipe network. The larger the opening of the electric valve is, the smaller the resistance of water flow in the pipe network is, and the smaller the water pressure is; the smaller the opening of the electric valve is, the larger the resistance of water flow in the pipe network is, and the larger the water pressure of secondary water supply to the home is.
The invention controls the balance of the water pressure in the pipe network by controlling the opening degree of the electric valve (such as a D941-16Q type soft sealing electric valve) in the water pressure control unit 2, and the test result is reflected to the human-computer interaction unit 5 for real-time monitoring. In order to ensure the normal operation of the system, the human-computer interaction unit 5 monitors the motion state of the system in real time, such as: the water pressure of the pipe network pressure reducing device, the flow of the pipe network, the output voltage, the current and the power of the electric energy management device, and whether the system breaks down or not are displayed, and the displayed data are helpful for an operator to analyze and operate the running condition of the system.
The invention has the advantages that the invention is suitable for the power generation of pipe networks with any flow, reduces the pressure generated when water flows down from a high position, completely utilizes the reduced pressure and converts the reduced pressure into energy for power generation, and can really realize the secondary utilization of the energy.
It will be understood by those of ordinary skill in the art that the foregoing embodiments are specific examples for carrying out the invention, and that various changes in form and details may be made therein without departing from the spirit and scope of the invention in practice.
Claims (9)
1. A flow control-based pipe network hydroelectric generation system is characterized by comprising a pipe network pressure reducing device and an electric energy management device, wherein the output end of the pipe network pressure reducing device is connected with the input end of the electric energy management device; the pipe network pressure reducing device is used for controlling and detecting the flow pressure of a pipe network and outputting electric energy; the electric energy management device is used for managing the electric energy output by the pipe network pressure reduction device.
2. The flow control-based pipe network hydroelectric power generation system of claim 1, wherein the pipe network pressure reduction device comprises a hydraulic turbine unit, a hydraulic pressure control unit, a detection unit and a first main controller unit; the hydraulic turbine set, the water pressure control unit and the detection unit are sequentially connected, and the water pressure control unit is further connected with the first main controller unit.
3. The flow control-based pipe network hydroelectric power generation system of claim 2, wherein the hydraulic turbine unit is configured to convert hydraulic pressure into electric energy and transmit a hydraulic pressure signal to the hydraulic pressure control unit; the detection unit collects water flow information of the secondary side of the pipe network water supply in real time, wherein the water flow information comprises water pressure and flow.
4. The flow-control-based pipe network hydroelectric power generation system of claim 2, wherein the pipe network pressure reduction device further comprises a human-computer interaction unit, and the human-computer interaction unit is bidirectionally connected with the first main controller unit and is used for displaying real-time parameters of physical quantities in the pipe network in real time.
5. The flow control-based pipe network hydroelectric power generation system of claim 2, wherein the hydraulic control unit is a D941-16Q type soft seal electric valve; the first master controller unit is of the type SIMATIC S7-1200.
6. The flow control-based pipe network hydroelectric power generation system of claim 1, wherein the electric energy management device comprises a rectifying and voltage-reducing unit, a voltage-limiting constant-current unit, a voltage-boosting inversion unit, an alternating-current load unit, an energy storage unit, a direct-current load unit and a second main controller unit;
the input end of the rectifying and voltage-reducing unit is connected with the hydraulic turbine set, the first output end of the rectifying and voltage-reducing unit is connected with the first input end of the boosting and inverting unit, the output end of the boosting and inverting unit is connected with the input end of the alternating current load unit, and the second input end of the boosting and inverting unit is connected with the first output end of the energy storage unit; the second output end of the rectification voltage reduction unit is connected with the first input end of the voltage-limiting constant current unit, the output end of the voltage-limiting constant current unit is connected with the input end of the energy storage unit, the second input end of the voltage-limiting constant current unit is bidirectionally connected with the output end of the second main controller unit, the input end of the second main controller unit is connected with the third output end of the energy storage unit, and the second output end of the energy storage unit is connected with the input end of the direct current load unit.
7. The flow control-based pipe network hydroelectric power generation system of claim 6, wherein the boost inverting unit comprises a DC/DC converter and a DC/AC converter; the input end of the DC/DC converter is respectively connected with the rectifying and voltage-reducing unit and the energy storage unit, the output end of the DC/DC converter is connected with the input end of the DC/AC converter, and the output end of the DC/AC converter is connected with the alternating current load unit.
8. The flow control based pipe network hydroelectric power generation system of claim 6, wherein said second control unit is of the type DSP-28035.
9. The flow-control-based pipe network hydroelectric power generation system of claim 6, wherein the rectifying and voltage-reducing unit is in a phase-shifted full-bridge topology; the Boost inversion unit is a push-pull, Boost and full-bridge inversion triple-cascade topology structure.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113719395A (en) * | 2021-08-27 | 2021-11-30 | 重庆恒越鑫科技有限公司 | System for realizing pressure control by utilizing generated energy in mountain city |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020140233A1 (en) * | 2001-04-02 | 2002-10-03 | Zeier Bruce E. | Fluid control system with automatic recovery feature |
| CN202111642U (en) * | 2011-06-07 | 2012-01-11 | 天宝电子（惠州）有限公司 | Solar energy electric energy bidirectional transformation system |
| CN102588191A (en) * | 2012-02-27 | 2012-07-18 | 惠州学院 | Excess water pressure utilization system of water supply pipeline |
| CN203892106U (en) * | 2014-06-10 | 2014-10-22 | 北京中科华誉能源技术发展有限责任公司 | Power generating system making use of recycled water feeding pressure |
| CN204304501U (en) * | 2014-11-27 | 2015-04-29 | 西安子竹电子科技有限公司 | A kind of community tap water pipe network power generation system |
| CN105806436A (en) * | 2016-04-06 | 2016-07-27 | 铁道第三勘察设计院集团有限公司 | Multifunctional hydraulic-electricity-generating-type water meter |
| CN106195435A (en) * | 2016-07-14 | 2016-12-07 | 辽宁工程技术大学 | Tap water blood pressure lowering generating storage electricity intelligent tap |
| CN208966476U (en) * | 2018-11-08 | 2019-06-11 | 宁波市中灿电子科技有限公司 | A kind of micro- water power generation and data collection system |
| CN209053733U (en) * | 2018-11-08 | 2019-07-02 | 宁波市中灿电子科技有限公司 | A kind of micro- water power generation automatic pollution discharge and data acquisition device |
-
2020
- 2020-08-13 CN CN202010811724.XA patent/CN111927678A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020140233A1 (en) * | 2001-04-02 | 2002-10-03 | Zeier Bruce E. | Fluid control system with automatic recovery feature |
| CN202111642U (en) * | 2011-06-07 | 2012-01-11 | 天宝电子（惠州）有限公司 | Solar energy electric energy bidirectional transformation system |
| CN102588191A (en) * | 2012-02-27 | 2012-07-18 | 惠州学院 | Excess water pressure utilization system of water supply pipeline |
| CN203892106U (en) * | 2014-06-10 | 2014-10-22 | 北京中科华誉能源技术发展有限责任公司 | Power generating system making use of recycled water feeding pressure |
| CN204304501U (en) * | 2014-11-27 | 2015-04-29 | 西安子竹电子科技有限公司 | A kind of community tap water pipe network power generation system |
| CN105806436A (en) * | 2016-04-06 | 2016-07-27 | 铁道第三勘察设计院集团有限公司 | Multifunctional hydraulic-electricity-generating-type water meter |
| CN106195435A (en) * | 2016-07-14 | 2016-12-07 | 辽宁工程技术大学 | Tap water blood pressure lowering generating storage electricity intelligent tap |
| CN208966476U (en) * | 2018-11-08 | 2019-06-11 | 宁波市中灿电子科技有限公司 | A kind of micro- water power generation and data collection system |
| CN209053733U (en) * | 2018-11-08 | 2019-07-02 | 宁波市中灿电子科技有限公司 | A kind of micro- water power generation automatic pollution discharge and data acquisition device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113719395A (en) * | 2021-08-27 | 2021-11-30 | 重庆恒越鑫科技有限公司 | System for realizing pressure control by utilizing generated energy in mountain city |
| CN113719395B (en) * | 2021-08-27 | 2023-11-21 | 重庆恒越鑫科技有限公司 | System for realizing pressure control by utilizing generated energy in mountain city |
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Application publication date: 20201113 |