CN107882675B - PLC (programmable logic controller) controlled mine water power generation and supply device - Google Patents
PLC (programmable logic controller) controlled mine water power generation and supply device Download PDFInfo
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- CN107882675B CN107882675B CN201711165246.4A CN201711165246A CN107882675B CN 107882675 B CN107882675 B CN 107882675B CN 201711165246 A CN201711165246 A CN 201711165246A CN 107882675 B CN107882675 B CN 107882675B
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- water
- flow
- plc
- storage tank
- submersible pump
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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
- F03B13/06—Stations or aggregates of water-storage type, e.g. comprising a turbine and a pump
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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
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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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D15/00—Control, e.g. regulation, of pumps, pumping installations or systems
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05B—INDEXING SCHEME RELATING TO WIND, SPRING, WEIGHT, INERTIA OR LIKE MOTORS, TO MACHINES OR ENGINES FOR LIQUIDS COVERED BY SUBCLASSES F03B, F03D AND F03G
- F05B2270/00—Control
- F05B2270/60—Control system actuates through
- F05B2270/602—Control system actuates through electrical actuators
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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
-
- 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
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Control Of Positive-Displacement Pumps (AREA)
Abstract
The invention provides a PLC-controlled mine water power generation and supply device. The water storage tank is arranged at the lower part of a mine, a submersible pump is arranged in the water storage tank and is connected with the upper end of a water storage pool through a water pumping pipe, an overflow pipe is arranged at the upper part of one side of the water storage pool, a water level sensor is arranged in the water storage pool, a sewer pipe is arranged at the lower part of one side of the water storage pool, a generator is arranged at the lower part of the sewer pipe, an axial flow impeller is arranged on the generator, a flow adjusting plate is covered on a sewer opening between the upper part of the sewer pipe and the water storage pool, one side of the flow adjusting plate is connected with a water flow adjusting screw rod, the water flow adjusting screw rod is sleeved in a transmission gear. The mine water power generation device is connected with the control panel. The invention can utilize water pumped out by a mine to generate electricity under the control of the PLC, and the generated electricity is utilized to provide power for the water pump. The device is suitable for being used as a mine water power generation and supply device.
Description
Technical Field
The invention provides a device for mine water power generation in the field of power generation, in particular to a PLC (programmable logic controller) controlled power utilization device for mine water power generation.
Background
During mining, water often overflows, and when water influences mining, need take out water from the mine with the pump, arrange the mine environment periphery area, not only influence the surrounding environment, influence the traffic moreover, still cause the water source extravagant. Mine water is pumped out from a high position and discharged into a low position, and potential energy exists. Therefore, how to utilize the potential energy of the pumped mine water to generate electricity and make up the energy consumed by the water pump to pump water is a subject to be researched and developed.
Disclosure of Invention
In order to realize mine water power generation, the invention provides a power utilization device for mine water power generation controlled by a PLC. The device controls the operation of the mine water power generation device through the PLC, and solves the technical problem of mine water power generation recycling.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the water storage tank is arranged at the lower part of a mine, a submersible pump is arranged in the water storage tank and is connected with the upper end of a water storage pool through a water pumping pipe, an overflow pipe is arranged at the upper part of one side of the water storage pool, a water level sensor is arranged in the water storage pool, a sewer pipe is arranged at the lower part of one side of the water storage pool, a generator is arranged at the lower part of the sewer pipe, an axial flow impeller is arranged on the generator, a flow adjusting plate is covered on a sewer opening between the upper part of the sewer pipe and the water storage pool, one side of the flow adjusting plate is connected with a water flow adjusting screw rod, the water flow adjusting screw rod is sleeved in a transmission gear. The mine water power generation device is connected with the control panel.
The invention has the advantages that the water pumped by the mine can be used for generating electricity under the control of the PLC, and the generated electricity can be used for providing power for the water pump, so that the power consumed by the operation of the water pump is saved, the environment around the mine can be improved, and the invention is favorable for mine construction. The device is suitable for being used as a mine water power generation and supply device.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a schematic view of a flow conditioner according to the present invention;
FIG. 3 is a view showing a control panel according to the present invention.
In the figure, 1, a mine, 2, a submersible pump, 3, a water pumping pipe, 4, a water storage tank, 5, an overflow pipe, 6, a water level sensor, 7, a sewer pipe, 8, an impeller, 9, a generator, 10, a flow adjusting plate, 10.1, a water flow adjusting screw rod, 10.0, a plugging part, 10.01, a low flow water gap, 10.02, a large flow water gap, 11, an adjusting plate driving motor, 12, a motor gear, 13, a transmission gear, 14, a control plate, 15, a PLC (programmable logic controller), 16, a power switch, 17, a water level sensing module, 18, a water pump running state module, 19, a flow adjusting module, 20, a power generation voltmeter, 21, a power generation ammeter and 22, a power generation power line.
Detailed Description
According to the figure, a water storage tank is arranged at the lower part of a mine 1 in a running water low position, a submersible pump 2 is arranged in the water storage tank and is connected with the upper end of a water storage tank 4 through a water pumping pipe 3, an overflow pipe 5 is arranged at the upper part of one side of the water storage tank, a water level sensor 6 is arranged in the water storage tank, a sewer pipe 7 is arranged at the lower part of one side of the water storage tank, a generator 9 is arranged at the lower part of the sewer pipe, an axial flow impeller 8 is arranged on the generator, a flow adjusting plate 10 is covered on a sewer opening between the upper part of the sewer pipe and the water storage tank, a water flow adjusting screw rod 10.1 is connected to one side of the flow adjusting plate, the water flow adjusting screw rod is sleeved.
The mine water power plant is connected to the control panel 14.
The water flow adjusting screw rod is provided with threads, the transmission gear is internally provided with a screw pipe, the motor gear is driven to rotate through the adjusting plate driving motor, so that the transmission gear is driven to rotate, the screw rod is driven to move in the transmission gear, the adjusting plate is driven to move on the upper opening of the sewer pipe, and the power generation water flow is adjusted.
Flow control board structure: the water flow adjusting device is of a plate-shaped structure with through holes, one end of a flow adjusting plate is connected with a water flow adjusting screw rod, the front end of the flow adjusting plate is provided with a plugging part 10.0, the middle rear part of the flow adjusting plate is provided with a trapezoidal hole, the front end of the trapezoidal hole is a low-flow water gap 10.01, the rear end of the trapezoidal hole is a large-flow water gap 10.02, and the low-flow water gap is in transitional connection.
The control panel structure: the upper part of the front surface of the control panel is connected with a power generation voltmeter 20 and a power generation ammeter 21 through a power generation power line, a PLC (programmable logic controller) 15 is arranged in the control panel, the PLC is connected with a power switch 16, the PLC is also connected with a water level sensing module 17, a water pump running state module 18 and a flow regulating module 19.
A submersible pump water level sensor is arranged on a submersible pump arranged in the water storage tank, and a circuit of the submersible pump water level sensor is connected with the PLC.
The PLC is internally inputted with a power generation central control program comprising a submersible pump running program, a water level monitoring program and an adjusting plate driving motor running program.
The power switch is used for switching on the storage battery and supplying running power for the PLC, the water level sensing module is communicated with the water level sensor in information and used for sensing the height of the water level, and the flow adjusting module is connected with the adjusting plate driving motor in a circuit and used for controllably adjusting the flowing water quantity passing through the sewer pipe. The submersible pump is provided with a submersible pump water level sensor which is connected with a water level sensing circuit arranged in the PLC through a circuit, the circuit is provided with a switch circuit, and the switch circuit is arranged in the PLC.
The water level sensor is also arranged in the water storage pool and is connected with the water level sensing module, a water level sensing circuit is arranged in the water level sensing module, and an electronic circuit switch is arranged on the circuit to instruct the generator to run or stop running.
The controller is internally provided with a water pump running state module, the running state of the water pump is monitored through a circuit, including running and stopping running, the running state of the submersible pump is sensed through a sensing circuit, and the submersible pump is enabled to receive an instruction from the water pump running module, so that the running or stopping running of the submersible pump is realized.
The controller is provided with a flow regulating module which judges a program related to the operation of the regulating plate driving motor according to the regulating plate state input into the PLC in advance, and controls the flow of a sewer pipe where the generator is positioned through the feedback of an operation instruction of the regulating plate driving motor and a regulating plate position state monitoring signal output by the flow regulating module, so that the generating voltage and the generating current are regulated.
The generator is connected with the submersible pump through a cable, and the submersible pump is also connected with the commercial power.
The working principle and the working and control process are as follows:
the working principle is as follows: the potential energy principle that the water level is from high level to low level is utilized to pump water for generating power for the mine, and the generated power is utilized to supply power for the submersible pump motor, so that the electric energy recycling is realized.
The working process is as follows: the mining of general mine usually takes out the mine water from the shaft bottom with the immersible pump, discharge the eminence, if set up the cistern in the position of clean water pump drain pipe export, then can collect the water that the mine was taken out, reached the energy storage of drawing water, and set up the downcomer in the low level of cistern lower part, installation hydraulic turbine power generation facility in the downcomer, can be when the cistern is discharged water, produce the revolving force of swirl, it is rotatory to utilize the revolving force to drive the impeller, thereby make the generator electricity generation, the electricity generation electric energy recycles the immersible pump, as the electric energy that draws water, equal the immersible pump like this and draw water and do not need external power supply, the reuse of electric energy has.
The control process comprises the following steps: the PLC is used for carrying out master control on the mine water power generation device, the PLC can instruct the submersible pump to run or stop through the information provision of the submersible pump water level sensor, the submersible pump is started to pump water when water exists in the water storage tank, and the submersible pump is instructed to stop running when no water exists in the water storage tank or the water level is insufficient;
the PLC senses the water level of the water storage tank through the water level sensor, stops water discharging and power generation when the water level is too low, seals the upper opening of the sewer pipe through the sealing part of the adjusting plate by the adjusting plate driving motor, starts the adjusting plate driving motor when the water level reaches the power generation water level, adjusts the contact ratio of the low-flow water gap and the large-flow water gap to the upper opening of the sewer pipe according to the water level, adjusts the water flow for power generation, and enables the generator to run at a constant speed.
The PLC is used for performing linkage regulation and control and information feedback on the rotating speed of the submersible pump water level sensor, the water storage tank water level sensor and the regulating plate driving motor, the position state of the regulating plate and the running state of the generator, so that the whole process regulation and control of mine water power generation is realized.
Claims (1)
1. The utility model provides a PLC control mine water electricity generation and power supply unit which characterized by: a water storage tank is arranged at the lower part of the mine (1) for flowing water, a submersible pump (2) is arranged in the water storage tank and is connected with the upper end of a water storage tank (4) through a water pumping pipe (3), an overflow pipe (5) is arranged at the upper part of one side of the water storage tank, a water level sensor (6) is arranged in the water storage tank, a lower water pipe (7) is arranged at the lower part of one side of the water storage tank, a generator (9) is arranged at the lower part of the lower water pipe, an axial flow impeller (8) is arranged on the generator, a flow adjusting plate (10) is covered on a water outlet between the upper part of a water drainage pipe and the water storage tank, one side of the flow adjusting plate is connected with a water flow adjusting screw rod (10.1), the water flow adjusting screw rod is sleeved in a transmission gear (13), the transmission gear is meshed with a motor gear (12) arranged on an adjusting plate driving motor (11), the adjusting plate driving motor is arranged on the outer part of the water storage tank, and a mine water power generation device is connected with a control panel (14);
flow control board structure: the water flow adjusting device is of a plate-shaped structure with through holes, one end of a flow adjusting plate is connected with a water flow adjusting screw rod, the front end of the flow adjusting plate is provided with a plugging part (10.0), the middle rear part of the flow adjusting plate is provided with a trapezoidal hole, the front end of the trapezoidal hole is a low-flow water gap (10.01), the rear end of the trapezoidal hole is a high-flow water gap (10.02), and the low-flow water gap is in transition connection;
the control panel structure: the upper part of the front surface of the control panel is connected with a power generation voltmeter (20) and a power generation ammeter (21) through a power generation power line, a PLC (programmable logic controller) controller (15) is arranged in the control panel, the PLC controller is connected with a power switch (16), the PLC controller is also connected with a water level sensing module (17), a water pump running state module (18) and a flow regulating module (19);
a submersible pump water level sensor is arranged on a submersible pump arranged in the water storage tank, and a circuit of the submersible pump water level sensor is connected with the PLC;
wherein, the PLC is internally input with a power generation central control program comprising a submersible pump running program, a water level monitoring program and an adjusting plate driving motor running program;
the power switch is used for switching on the storage battery and supplying operating power to the PLC, the water level sensing module is communicated with the water level sensor in information and used for sensing the height of a water level, and the flow regulating module is connected with the regulating plate driving motor in a circuit and used for controllably regulating the flow of water passing through the sewer pipe;
the submersible pump is provided with a submersible pump water level sensor which is connected with a water level sensing circuit arranged in the PLC through a circuit, the circuit is provided with a switch circuit, and the switch circuit is arranged in the PLC;
a water level sensor of the water storage tank is also arranged in the water storage tank and is connected with a water level sensing module, a water level sensing circuit is arranged in the water level sensing module, and an electronic circuit switch is arranged on the circuit and used for instructing the generator to run or stop running;
a water pump running state module is arranged in the controller, the running state of the water pump is monitored through a circuit, the running state of the submersible pump is sensed through a sensing circuit, and the submersible pump receives an instruction from the water pump running module to realize the running or the running stop of the submersible pump;
the controller is provided with a flow regulating module which judges a program related to the operation rule of the regulating plate driving motor through a regulating plate state input into the PLC in advance, and controls the flow of a sewer pipe where the generator is positioned through the feedback of an operation instruction of the regulating plate driving motor and a regulating plate position state monitoring signal output by the flow regulating module, so that the generating voltage and the generating current are regulated;
the generator is connected with the submersible pump through a cable, and the submersible pump is also connected with the commercial power;
the water flow adjusting screw rod is provided with threads, the transmission gear is internally provided with a screw pipe, the motor gear is driven to rotate through the adjusting plate driving motor, so that the transmission gear is driven to rotate, the screw rod is driven to move in the transmission gear, the adjusting plate is driven to move on the upper opening of the sewer pipe, and the power generation water flow is adjusted.
Priority Applications (1)
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CN201711165246.4A CN107882675B (en) | 2017-11-21 | 2017-11-21 | PLC (programmable logic controller) controlled mine water power generation and supply device |
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CN201711165246.4A CN107882675B (en) | 2017-11-21 | 2017-11-21 | PLC (programmable logic controller) controlled mine water power generation and supply device |
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CN107882675A CN107882675A (en) | 2018-04-06 |
CN107882675B true CN107882675B (en) | 2020-01-14 |
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Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201636352U (en) * | 2010-03-11 | 2010-11-17 | 崔永泉 | Gate flow regulating valve |
CN204200460U (en) * | 2014-11-14 | 2015-03-11 | 广东梅雁吉祥水电股份有限公司 | A kind of High-efficient Water power station tail water generating apparatus |
CN107035404A (en) * | 2017-06-15 | 2017-08-11 | 张昱朔 | A kind of efficient mining centrifugal multistage pump station of the full malleation of chopped-off head subduction |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1198508A (en) * | 1998-05-20 | 1998-11-11 | 董德平 | Hydraulic power station utilizing circulation water to make power generation |
KR200424629Y1 (en) * | 2006-05-30 | 2006-08-25 | 공순희 | Water power plant using head drop of distribution well |
CN201615020U (en) * | 2010-03-12 | 2010-10-27 | 付贵祥 | Underground drainage residual energy utilization device |
CN104343621A (en) * | 2013-07-29 | 2015-02-11 | 王启平 | Miniature hydraulic turbine watergate control system |
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2017
- 2017-11-21 CN CN201711165246.4A patent/CN107882675B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN201636352U (en) * | 2010-03-11 | 2010-11-17 | 崔永泉 | Gate flow regulating valve |
CN204200460U (en) * | 2014-11-14 | 2015-03-11 | 广东梅雁吉祥水电股份有限公司 | A kind of High-efficient Water power station tail water generating apparatus |
CN107035404A (en) * | 2017-06-15 | 2017-08-11 | 张昱朔 | A kind of efficient mining centrifugal multistage pump station of the full malleation of chopped-off head subduction |
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