CN208566859U - Combined type heat supply pumping plant - Google Patents

Combined type heat supply pumping plant Download PDF

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Publication number
CN208566859U
CN208566859U CN201820882898.3U CN201820882898U CN208566859U CN 208566859 U CN208566859 U CN 208566859U CN 201820882898 U CN201820882898 U CN 201820882898U CN 208566859 U CN208566859 U CN 208566859U
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water
load
heat supply
water inlet
unit
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曾智勇
万绪财
余锐
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Sichuan Xie Cheng Power Engineering Design Co Ltd
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Sichuan Xie Cheng Power Engineering Design Co Ltd
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Abstract

The utility model is suitable for heating technical field, provides a kind of combined type heat supply pumping plant, comprising: moisturizing dosing unit, heat supply network cycling element, hot pond cycling element and the first monitoring unit;The water outlet of the moisturizing dosing unit is connected to the water outlet of load;The water inlet of the heat supply network cycling element is connected to by the first return water branch with the water outlet of the load, and the water outlet of the heat supply network cycling element is connected to by the first water supply branch with the water inlet of the load;The water inlet of the hot pond cycling element is connected to by the second return water branch with the water outlet of the load, and the water outlet of the hot pond cycling element is connected to by the second water supply branch with the water inlet of the load;The first monitoring unit setting is in load water inlet, above-mentioned pumping plant is by being arranged hot pond cycling element, energy-storage units are discharged using the heat that paddy electricity is stored, to improve heating efficiency and reduce the energy consumption of heating, and then solve the problems, such as that heat cost is higher.

Description

Combined type heat supply pumping plant
Technical field
The utility model belongs to heating technology field more particularly to a kind of combined type heat supply pumping plant.
Background technique
Pumping plant is the hydraulic power that can be provided with certain pressure and flow and the device of Pneumatic pressure power, is one important dynamic Power integration of equipments device.And heat supply or cooling supply belong to a great people's livelihood engineering, it is ensured that provided in cold winter stable, safety Heat source power ensures normal life, the production of heating area;Therefore, it is safe and reliable for thermal power system be heating system peace Row for the national games is essential.
In the prior art, pumping plant mainly carries out heat supply using simple natural gas or electric energy, and when the heat supply of user needs When asking larger, will there are problems that low heating efficiency, highly energy-consuming and higher cost using single electric heat supply.
Utility model content
In view of this, the utility model embodiment provides a kind of heat supply pumping plant, to solve heating efficiency in the prior art Low and high energy consumption and problem at high cost.
The utility model embodiment provides a kind of combined type heat supply pumping plant, comprising: moisturizing dosing unit, heat supply network circulation are single First, hot pond cycling element and the first monitoring unit;
The water outlet of the moisturizing dosing unit is connected to the water outlet of load;The water inlet of the heat supply network cycling element is logical It crosses the first return water branch to be connected to the water outlet of the load, the water outlet of the heat supply network cycling element passes through the first water supply branch It is connected to the water inlet of the load;The water inlet of the hot pond cycling element is gone out by the second return water branch and the load The water outlet of mouth of a river connection, the hot pond cycling element is connected to by the second water supply branch with the water inlet of the load;It is described The setting of first monitoring unit is in load water inlet.
Optionally, the moisturizing dosing unit includes moisturizing grug feeding jar and moisturizing dosing pump;
The input terminal of the moisturizing grug feeding jar is connected with outer tank, the output end of the moisturizing grug feeding jar and the moisturizing Dosing pump is connected, and the output end of the moisturizing dosing pump is connected to the water outlet of the load;
The moisturizing grug feeding jar is used to extract the water in the moisturizing grug feeding jar for storing water source, the moisturizing dosing pump Source.
Optionally, the heat supply network cycling element includes the second monitoring unit, pumps for hot water supply net, the first execution unit and first Control unit;
The water outlet of the pumps for hot water supply net is connected to the water inlet of the first execution unit, and first execution unit goes out The mouth of a river is connected to by the first water supply branch with the water inlet of load;What second monitoring unit was arranged in pumps for hot water supply net enters water At mouthful, the first control unit is connect with the first monitoring unit, the second monitoring unit and the first execution unit respectively.
Optionally, first monitoring unit includes first pressure sensor and the first temperature sensor, second prison Controlling unit includes second pressure sensor and second temperature sensor;
The first pressure sensor is used to detect the water entry pressure of load, and first temperature sensor is negative for detecting What is carried enters coolant-temperature gage;The second pressure sensor is used to detect the water entry pressure of pumps for hot water supply net, the second temperature sensing What device was used to detect pumps for hot water supply net enters coolant-temperature gage.
Optionally, first execution unit includes the first heating subelement and the first frequency control subelement;
The first heating subelement is used for the heating instructions according to first control unit, to the first return water branch Return water is heated;
The first frequency control subelement is instructed according to the frequency modulation of first control unit, to the stream of first branch recirculated water Speed is adjusted.
Optionally, the hot pond cycling element includes third monitoring unit, hot pond circulating pump, energy-storage units, the second execution Unit and the second control unit;
The water outlet of the hot pond circulating pump is connected to the water inlet of energy-storage units, the water outlet of the energy-storage units and institute The water inlet connection of the second execution unit is stated, the water outlet of second execution unit is entered by the second water supply branch with what is loaded Mouth of a river connection;The third monitoring unit is arranged in the water inlet of hot pond circulating pump, and second control unit is respectively with One monitoring unit, third monitoring unit and the connection of the second execution unit.
Optionally, the third monitoring unit includes third pressure sensor and third temperature sensor;
The third pressure sensor is used to detect the water entry pressure of hot pond circulating pump, and the third temperature sensor is used for That detects hot pond circulating pump enters coolant-temperature gage.
Optionally, second execution unit includes the second heating subelement and the second frequency control subelement;
The second heating subelement is used for the heating instructions according to the second control unit, to the second return water branch Return water is heated;
The second frequency control subelement is instructed according to the frequency modulation of the second control unit, to the stream of second branch recirculated water Speed is adjusted.
Optionally, electrically operated valve, the motor-driven valve are additionally provided between the third monitoring unit and hot pond circulating pump Door is for controlling the work of hot pond circulating pump.
Optionally, it is additionally provided with timing unit between the third monitoring unit and the electrically operated valve, for fixed When control electrically operated valve switch.
Existing beneficial effect is the utility model embodiment compared with prior art: provided by the embodiment of the utility model The water inlet of heat supply network cycling element is connected to by the first return water branch with the water outlet of load by combined type heat supply pumping plant, and will be hot The water outlet of net cycling element is connected to by the first water supply branch with the water inlet of load, to realize using heat supply network cycling element To load heat supply;Simultaneously be provided with hot pond cycling element, by the water inlet of hot pond cycling element by the second return water branch with The water outlet of load is connected to, and the water outlet of hot pond cycling element is connected to by the second water supply branch with load water inlet, from And realize and use hot pond cycling element to load heat supply, the moisturizing dosing unit and the first monitoring unit of setting are realized respectively to water Matter adjusts and the measurement to load water inlet parameter, discharges the heat stored using paddy electricity to realize, thus to mention The efficiency of high heat supply and the energy consumption for reducing heat supply solve the problems, such as that heat cost is higher.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with It obtains other drawings based on these drawings.
Fig. 1 is the system structure diagram of combined type heat supply pumping plant provided by the embodiment of the utility model;
Fig. 2 is the system structure diagram of another combined type heat supply pumping plant provided by the embodiment of the utility model.
Specific embodiment
In being described below, for illustration and not for limitation, the tool of such as particular system structure, technology etc is proposed Body details, to understand thoroughly the utility model embodiment.However, it will be clear to one skilled in the art that there is no these The utility model also may be implemented in the other embodiments of detail.In other situations, omit to well-known system, The detailed description of apparatus, circuit and method, in case unnecessary details interferes the description of the utility model.
In order to illustrate technical solution described in the utility model, the following is a description of specific embodiments.
Referring to Fig. 1, existing be illustrated combined type heat supply pumping plant provided by the utility model.The combined type heat pump Station includes: moisturizing dosing unit 10, heat supply network cycling element 20, hot pond cycling element 30 and the first monitoring unit 40;The moisturizing The water outlet of dosing unit 10 is connected to the water outlet of load;The water inlet of the heat supply network cycling element 20 passes through the first return water branch Road is connected to the water outlet of the load, and the water outlet of the heat supply network cycling element 20 passes through the first water supply branch and the load Water inlet connection;The water inlet of the hot pond cycling element 30 is connected by the second return water branch and the water outlet of the load Logical, the water outlet of the hot pond cycling element 30 is connected to by the second water supply branch with the water inlet of the load;Described first The setting of monitoring unit 40 is in load water inlet.
In the present embodiment, the moisturizing dosing unit 10 of setting can be with the water of recirculated water in replenishment system, in heat supply It usually can cause to recycle water loss in heating system due to pipeline breakage and the breakage of load radiator etc. in the process.This Outside, the water quality of system can also be adjusted in moisturizing dosing unit 10.In combined type heat supply pumping plant, heat-supplying mode is divided into two Kind, one is heat supply is carried out using heat supply network cycling element 20, one is carry out heat supply using hot pond cycling element 30.Wherein, hot The water inlet of net cycling element 20 is connected to by the first return water branch with the water outlet of the load, and heat supply network cycling element 20 goes out The mouth of a river is connected to by the first water supply branch with the water inlet of load, to realize that a part of 20 pairs of heat supply network cycling element loads is returned Water carries out heating and loads the water supply after heating;The water inlet of hot pond cycling element 30 by the second return water branch with it is described The water outlet of load is connected to, and the water outlet of hot pond cycling element 30 is connected to by the second water supply branch with the water inlet of load, from And realize that another part return water of 30 pairs of hot pond cycling element loads heats, and the water after heating is supplied into load.In addition, It is additionally provided with the first monitoring unit 40 in the water inlet of load, it is big for detecting the water temperature size loaded water inlet out and pressure It is small.
Specifically, the combined type heat supply pumping plant be in the process of work according to the peak of the electricity price of power grid and power grid electricity or Paddy electricity situation controls the work of heat supply network cycling element 20 and hot pond cycling element 30.For example, can only make when electricity price is lower It is powered with heat supply network cycling element 20;When electricity price is higher, can be recycled simultaneously using heat supply network cycling element 20 and hot pond single Member 30 is powered, wherein hot pond cycling element 30 is to heat first with paddy electricity to water, heat is obtained, when electricity price is higher The heat of storage is discharged, so that the feed temperature of stable heating, less heating cost, alleviate the negative of the electric period power grid in peak Lotus.
Said combination formula heat supply pumping plant, compared with prior art, by the way that hot pond cycling element and heat supply network cycling element is arranged, And be connected to the water inlet of heat supply network cycling element with the water outlet of the load by the first return water branch, the heat supply network circulation is single The water outlet of member is connected to by the first water supply branch with the water inlet of the load;The water inlet of the hot pond cycling element passes through Second return water branch is connected to the water outlet of the load, the water outlet of the hot pond cycling element by the second water supply branch with The water inlet of the load is connected to;By the way that hot pond cycling element is arranged, the heat stored using paddy electricity is discharged, to come It improves the efficiency of heat supply and reduces the energy consumption of heat supply, solve the problems, such as that heat cost is higher.
Further, referring to fig. 2, the moisturizing dosing unit 10 includes moisturizing grug feeding jar 101 and moisturizing dosing pump 102; The input terminal of the moisturizing grug feeding jar 101 is connected with outer tank, the output end of the moisturizing grug feeding jar 101 and the moisturizing Dosing pump 102 is connected, and the output end of the moisturizing dosing pump 102 is connected to the water outlet of the load;The moisturizing grug feeding jar 101 for storing water source, and the moisturizing dosing pump 102 is used to extract the water source in the moisturizing grug feeding jar 101.
In the present embodiment, moisturizing grug feeding jar 101 is connect with outer tank, can be obtained water source from outer tank, may be used also To add medicament in moisturizing grug feeding jar 101, chemical examination can be sampled to heating circulation water when adding medicament, according to sampling Result of laboratory test and recirculated water pH value to be achieved determine the amount that medicament is added in replenisher tank.Wherein, moisturizing grug feeding jar 101 Output end is also connected with the input terminal of moisturizing dosing pump 102, and moisturizing dosing pump 102 can extract the water in moisturizing grug feeding jar Come.The output end of moisturizing dosing pump 102 is connected with the output end of load, to realize the moisture of supplement and medicament and load Return water is converged, and is supplemented the water of recirculated water and is adjusted the pH value of recirculated water.
Further, heat supply network cycling element 20 includes the second monitoring unit 201, pumps for hot water supply net 202, the first execution unit 203 and first control unit 204;The water outlet of the pumps for hot water supply net 202 is connected to the water inlet of the first execution unit 203, The water outlet of first execution unit 203 is connected to by the first water supply branch with the water inlet of load;Second monitoring is single The water inlet that member 201 is arranged in pumps for hot water supply net 202, the first control unit 204 respectively with the first monitoring unit 40, the Two monitoring units 201 and the connection of the first execution unit 203.
In the present embodiment, the second monitoring unit 201 is used to obtain the temperature and pressure of the water inlet of pumps for hot water supply net, heat Net circulating pump 202 is used to extract the return water of load output, and the first execution unit 203 is for defeated to pumps for hot water supply net 202 Return water out is controlled, such as: the flow velocity of the return water of control pumps for hot water supply net output and the return water of output heated Degree.First control unit 204 is used to obtain the monitoring information of the first monitoring unit 40 and the second monitoring unit 201, and according to Monitoring information controls the first execution unit 203.
Further, first monitoring unit 40 includes first pressure sensor and the first temperature sensor, and described the Two monitoring units 201 include second pressure sensor and second temperature sensor;The first pressure sensor is negative for detecting The water entry pressure of load, first temperature sensor be used for detect load enter coolant-temperature gage;The second pressure sensor is used for The water entry pressure of pumps for hot water supply net is detected, what the second temperature sensor was used to detect pumps for hot water supply net enters coolant-temperature gage.
In the present embodiment, the first monitoring unit 40 includes first pressure sensor and the first temperature sensor, is used respectively In the water inlet pressure P1 and temperature T1 that obtain load, the second monitoring unit 201 includes second pressure sensor and second temperature Sensor is respectively used to obtain the water inlet pressure P2 and temperature T2 of pumps for hot water supply net.Wherein, first control unit 204 receives The water inlet pressure P1 and temperature T1 of load and the water inlet pressure P2 and temperature T2 of pumps for hot water supply net, according to P1, T1 and P2, T2 controls the first execution unit 203.Such as: when the water inlet temperature T1 of load is differed with the water inlet temperature T2 of pumps for hot water supply net When bigger, indicate that current environment is colder, radiate faster, it is therefore desirable to accelerate the flow velocity of recirculated water;Opposite, enter water when load Mouth temperature water inlet temperature T1 differs more hour with the water inlet temperature T2 of pumps for hot water supply net, indicates that current environmental temperature is more suitable Preferably, it radiates slower, it is therefore desirable to slow down the flow velocity of recirculated water.When first control unit 204 can after the temperature difference for obtaining recirculated water To send control instruction to the first execution unit 203, the first execution unit adjusts the flow velocity of pumps for hot water supply net.
In addition, according to the water inlet pressure P2 of the water inlet pressure P1 of load and pumps for hot water supply net, to obtain heating tube The pressure difference of road recirculated water, and small pump is adjusted, until the pressure difference of P1 and P2 meets the requirement of system design.
Further, first execution unit 203 includes the first heating subelement and the first frequency control subelement;Institute The first heating subelement is stated for according to the heating instructions of first control unit 204, to the return water of the first return water branch into Row heating;The first frequency control subelement is instructed according to the frequency modulation of first control unit 204, to first branch recirculated water Flow velocity be adjusted.
In the present embodiment, the first execution unit 203 includes the first heating subelement and the first frequency control subelement, In first heating subelement can be electric heater unit, the first frequency control subelement can be frequency converter, first control unit 204 after obtaining the water inlet temperature T2 of water inlet temperature T1 and pumps for hot water supply net of load, can be controlled according to the size of temperature First heating subelement is by circulating water heating to preset temperature, and first control unit 204 after temperature T1 and T2 according to can also control First frequency control subelement adjusts the flow velocity of recirculated water.
Further, the hot pond cycling element 30 includes third monitoring unit 301, hot pond circulating pump 302, energy-storage units 303, the second execution unit 304 and the second control unit 305;The water outlet and energy-storage units 303 of the hot pond circulating pump 302 Water inlet connection, the water outlet of the energy-storage units 303 is connected to the water inlet of second execution unit 304, described the The water outlet of two execution units 304 is connected to by the second water supply branch with the water inlet of load;The third monitoring unit 301 is set The water inlet in hot pond circulating pump 302 is set, second control unit 305 is monitored with the first monitoring unit 40, third respectively Unit 301 and the connection of the second execution unit 304.
In the present embodiment, hot pond cycling element 30 includes third monitoring unit 301, hot pond circulating pump 302, energy-storage units 303, the second execution unit 304 and the second control unit 305, wherein third monitoring unit 301 is for obtaining hot pond circulating pump The temperature and pressure of 302 water inlet, hot pond circulating pump 302 are used to extract another part return water of load output, store up Can unit 303 be used for store paddy electricity preservation heat, such as: energy-storage units can be phase-change accumulation energy tank, by phase-change material come Reach heat absorption and exothermic process.The return water that second execution unit 304 is used to export hot pond circulating pump 302 controls, example Such as: the degree for controlling the flow velocity for the return water that hot pond circulating pump 302 exports and the return water of output being heated.Second control unit 305 hold for obtaining the monitoring information of the first monitoring unit 40 and third monitoring unit 301, and according to monitoring information control second Row unit 304.
Further, the third monitoring unit 301 includes third pressure sensor and third temperature sensor;Described Three pressure sensors are used to detect the water entry pressure of hot pond circulating pump 302, and the third temperature sensor is for detecting hot Chi Xun Ring pump 302 enters coolant-temperature gage.
In the present embodiment, third monitoring unit 301 includes equally pressure sensor and temperature sensor, is expressed as Third pressure sensor and third temperature sensor are respectively used to obtain the water inlet pressure P3 and temperature T3 of hot pond circulating pump. Wherein, the second control unit 305 receives the water inlet pressure P1 of load and the water inlet pressure of temperature T1 and hot pond circulating pump P3 and temperature T3 controls the second execution unit 304 according to P1, T1 and P3, T3.When the second control unit 305 is obtaining recirculated water Temperature difference after can send control instruction to the second execution unit 304, the second execution unit 304 adjusts hot pond circulating pump 302 flow velocity.
Further, second execution unit 304 includes the second heating subelement and the second frequency control subelement;Institute The second heating subelement is stated for according to the heating instructions of the second control unit 305, to the return water of the second return water branch into Row heating;The second frequency control subelement is instructed according to the frequency modulation of the second control unit 305, to second branch recirculated water Flow velocity be adjusted.
In the present embodiment, the second execution unit 304 includes the second heating subelement and the second frequency control subelement, In second heating subelement can be electric heater unit, the second frequency control subelement can be frequency converter, due to hot Chi Xunhuan Pump 302 by return water after energy-storage units meeting so that return water heat up, but heat up after return water temperature be typically up to less than load Temperature required for water inlet continues to heat therefore, it is also desirable to which the second heating unit is arranged for the return water after energy-storage units With reach load water inlet needed for temperature.
Further, it is additionally provided with electrically operated valve between the third monitoring unit 301 and hot pond circulating pump 302, institute Electrically operated valve is stated for controlling the work of hot pond circulating pump 302.
In the present embodiment, the working condition of hot pond circulating pump 302 is controlled by setting electrically operated valve.The utility model Heat supply network cycling element in the combined type heat supply pumping plant of offer is as primary heat supply source, and hot pond cycling element is as a kind of benefit Therefore the heat supply source filled is system heat supply using heat supply network cycling element in general;Hot pond cycling element is In peak times of power consumption or electricity price higher period as a kind of complementary heating source, the load of power grid, same time can be alleviated About electric energy needed for heat supply.Therefore, go out an electrically operated valve can be set in the water inlet of hot pond circulating pump, when high in electricity consumption When peak phase or higher electricity price, electrically operated valve is opened, keeps hot pond circulating pump in running order.
Further, it is additionally provided with timing unit between the third monitoring unit 301 and the electrically operated valve, used In the switch of timing controlled electrically operated valve.
In the present embodiment, it may be implemented to control the switch of electrically operated valve in preset time by the way that timing unit is arranged, from And realize the working condition of timing control heating pond circulating pump.In general, it needs to control hot pond circulating pump in peak electric period Work, thus alleviate the supply load of power grid, such as: when 8:00 to evening 22:00 in the morning can be set by timing unit It controls electrically operated valve to open, and then it is in running order to control hot pond circulating pump.
Said combination formula heat supply pumping plant, compared with prior art, by the way that hot pond cycling element and heat supply network cycling element is arranged, And be connected to the water inlet of heat supply network cycling element with the water outlet of the load by the first return water branch, the heat supply network circulation is single The water outlet of member is connected to by the first water supply branch with the water inlet of the load;The water inlet of the hot pond cycling element passes through Second return water branch is connected to the water outlet of the load, the water outlet of the hot pond cycling element by the second water supply branch with The water inlet of the load is connected to;By the way that monitoring unit, control unit are arranged on heat supply network cycling element and hot pond cycling element Pumps for hot water supply net and hot pond circulating pump are controlled with execution unit, so that system is more intelligent;By the way that hot pond is arranged Cycling element discharges the heat stored using paddy electricity, thus to improve the efficiency of heat supply and reduce the energy consumption of heat supply, solution The certainly higher problem of heat cost.
Embodiment described above is only to illustrate the technical solution of the utility model, rather than its limitations;Although referring to before Embodiment is stated the utility model is described in detail, those skilled in the art should understand that: it still can be with It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features;And These are modified or replaceed, the spirit for various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution And range, it should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of combined type heat supply pumping plant characterized by comprising moisturizing dosing unit, heat supply network cycling element, hot pond circulation are single Member and the first monitoring unit;
The water outlet of the moisturizing dosing unit is connected to the water outlet of load;The water inlet of the heat supply network cycling element passes through the One return water branch is connected to the water outlet of the load, and the water outlet of the heat supply network cycling element passes through the first water supply branch and institute State the water inlet connection of load;The water inlet of the hot pond cycling element passes through the water outlet of the second return water branch and the load The water outlet of connection, the hot pond cycling element is connected to by the second water supply branch with the water inlet of the load;Described first Monitoring unit setting is in load water inlet.
2. combined type heat supply pumping plant as described in claim 1, which is characterized in that the moisturizing dosing unit includes moisturizing dosing Tank and moisturizing dosing pump;
The input terminal of the moisturizing grug feeding jar is connected with outer tank, the output end of the moisturizing grug feeding jar and the moisturizing dosing Pump is connected, and the output end of the moisturizing dosing pump is connected to the water outlet of the load;
The moisturizing grug feeding jar is used to extract the water source in the moisturizing grug feeding jar for storing water source, the moisturizing dosing pump.
3. knockdown heat supply pumping plant as described in claim 1, which is characterized in that the heat supply network cycling element includes the second monitoring Unit, pumps for hot water supply net, the first execution unit and first control unit;
The water outlet of the pumps for hot water supply net is connected to the water inlet of the first execution unit, the water outlet of first execution unit It is connected to by the first water supply branch with the water inlet of load;The water inlet of pumps for hot water supply net is arranged in second monitoring unit Place, the first control unit are connect with the first monitoring unit, the second monitoring unit and the first execution unit respectively.
4. combined type heat supply pumping plant as claimed in claim 3, which is characterized in that first monitoring unit includes first pressure Sensor and the first temperature sensor, second monitoring unit include second pressure sensor and second temperature sensor;
The first pressure sensor is used to detect the water entry pressure of load, and first temperature sensor is used to detect load Enter coolant-temperature gage;The second pressure sensor is used to detect the water entry pressure of pumps for hot water supply net, and the second temperature sensor is used Enter coolant-temperature gage in detection pumps for hot water supply net.
5. combined type heat supply pumping plant as claimed in claim 3, which is characterized in that first execution unit includes the first heating Subelement and the first frequency control subelement;
The first heating subelement is used for the heating instructions according to first control unit, to the return water of the first return water branch It is heated;
The first frequency control subelement is instructed according to the frequency modulation of first control unit, to the flow velocity of first branch recirculated water into Row is adjusted.
6. combined type heat supply pumping plant as described in claim 1, which is characterized in that the hot pond cycling element includes third monitoring Unit, hot pond circulating pump, energy-storage units, the second execution unit and the second control unit;
The water outlet of the hot pond circulating pump is connected to the water inlet of energy-storage units, the water outlet of the energy-storage units and described the The water inlet of two execution units is connected to, and the water outlet of second execution unit passes through the water inlet of the second water supply branch and load Connection;The water inlet of hot pond circulating pump is arranged in the third monitoring unit, and second control unit is supervised with first respectively Control unit, third monitoring unit and the connection of the second execution unit.
7. combined type heat supply pumping plant as claimed in claim 6, which is characterized in that the third monitoring unit includes third pressure Sensor and third temperature sensor;
The third pressure sensor is used to detect the water entry pressure of hot pond circulating pump, and the third temperature sensor is for detecting Hot pond circulating pump enters coolant-temperature gage.
8. combined type heat supply pumping plant as claimed in claim 6, which is characterized in that second execution unit includes the second heating Subelement and the second frequency control subelement;
The second heating subelement is used for the heating instructions according to the second control unit, to the return water of the second return water branch It is heated;
The second frequency control subelement is instructed according to the frequency modulation of the second control unit, to the flow velocity of second branch recirculated water into Row is adjusted.
9. combined type heat supply pumping plant as claimed in claim 6, which is characterized in that in the third monitoring unit and hot Chi Xunhuan Electrically operated valve is additionally provided between pump, the electrically operated valve is used to control the work of hot pond circulating pump.
10. combined type heat supply pumping plant as claimed in claim 9, which is characterized in that in the third monitoring unit and described Timing unit is additionally provided between electrically operated valve, the switch for timing controlled electrically operated valve.
CN201820882898.3U 2018-06-07 2018-06-07 Combined type heat supply pumping plant Active CN208566859U (en)

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CN201820882898.3U CN208566859U (en) 2018-06-07 2018-06-07 Combined type heat supply pumping plant

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Application Number Priority Date Filing Date Title
CN201820882898.3U CN208566859U (en) 2018-06-07 2018-06-07 Combined type heat supply pumping plant

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CN201820882898.3U Active CN208566859U (en) 2018-06-07 2018-06-07 Combined type heat supply pumping plant

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109824133A (en) * 2019-03-20 2019-05-31 西安热工研究院有限公司 One kind being used for heat supply network circulation corrosion-resistant monitoring and control method and device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109824133A (en) * 2019-03-20 2019-05-31 西安热工研究院有限公司 One kind being used for heat supply network circulation corrosion-resistant monitoring and control method and device
CN109824133B (en) * 2019-03-20 2024-03-08 西安热工研究院有限公司 Monitoring control method and device for corrosion prevention of heat supply network circulating water system

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