CN217109718U - Energy-saving water mixing energy supply system - Google Patents
Energy-saving water mixing energy supply system Download PDFInfo
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- CN217109718U CN217109718U CN202220893474.3U CN202220893474U CN217109718U CN 217109718 U CN217109718 U CN 217109718U CN 202220893474 U CN202220893474 U CN 202220893474U CN 217109718 U CN217109718 U CN 217109718U
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Abstract
The utility model relates to the technical field of heating and ventilating systems, in particular to an energy-saving water mixing and supplying system, which comprises an energy supplying mechanism and a water mixing mechanism, wherein the energy supplying mechanism comprises an energy unit, a water supplying pipe and a water returning main pipe, and the water supplying pipe and the water returning main pipe are connected to the energy unit; the water mixing mechanism comprises a plurality of water distributors, a circulating water pump and a plurality of water distribution pipes, the water distribution pipes are communicated with a water supply pipe and the water distributors, the rear parts of the water distributors are communicated with functional equipment of users through water distributor branch pipes, the water distributor branch pipes and the functional equipment of the users are connected with the water collectors through water return branch pipes, and the water collectors are connected with the energy unit through water return main pipes; the utility model discloses when guaranteeing user's terminal temperature, the time that the water saving pump was opened, this efficiency that improves IPLV changes, increases equipment operation life cycle, improves the requirement of high-efficient economic operation, and the secondary water pump increases pressure and matches simultaneously and practices thrift a secondary energy and utilizes and can have fine help to later stage pipe-cleaning automation again.
Description
Technical Field
The utility model relates to a warm logical water system technical field, concretely relates to energy-conserving water energy supply system that mixes.
Background
At present, the urban central heating basically adopts the following three basic heating modes: the system comprises a high-temperature water indirect heat exchange energy supply mode, a low-temperature water direct energy supply mode and a mixed water direct energy supply mode. The heat exchanger that indirect energy supply mode used has heat exchange efficiency, and the energy utilization that the energy pipe network was carried is not enough, still can produce 5% calorific loss about in the heat exchange process. The heat dissipation capacity of the heat exchanger is greatly lost. In addition, the return water temperature of the primary network in the indirect heat supply mode is higher, and the heat loss in the process of conveying the heat source is larger than the return water heat loss in the direct water mixing and supplying mode.
In recent years, a direct water mixing energy supply mode is widely applied to a large-scale centralized energy supply system, and the main reason for limiting the development of the direct water mixing energy supply system in the early stage is that automatic monitoring equipment and technology of an energy pipe network are not mature. Along with the development of energy supply technology and the application of advanced monitoring equipment in an energy supply system, the economic and energy-saving advantages of a direct water mixing energy supply mode are obvious, and the system is widely popularized and applied.
The energy station adopting the water mixing direct supply mode has no additional heat exchange equipment, has no intermediate heat exchange link, reduces heat loss, makes full use of heat transmitted by an energy pipe network and saves energy; the heat loss in the station is only the heat dissipation of the pipeline and the pipe fitting, and the heat loss is very small. But the structure of the existing direct water mixing and supplying mode is complex, and the water returning mode is single. Therefore, an energy-saving water mixing and supplying system is urgently needed to solve the problems of complex structure and single water return mode existing in the existing water mixing and direct supplying mode.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims at providing an energy-conserving muddy water energy supply system.
The utility model provides a technical scheme that its technical problem adopted is: an energy-saving water mixing and supplying system comprises a supplying mechanism and a water mixing mechanism, wherein the supplying mechanism comprises an energy unit, a water supply pipe and a water return main pipe, and the water supply pipe and the water return main pipe are connected to the energy unit;
the water mixing mechanism comprises a plurality of water distributors, a plurality of circulating water pumps and water distribution pipes, the water distribution pipes are communicated with a water supply pipe and the water distributors, the rear parts of the water distributors are communicated with functional equipment of users through water distributor branch pipes, the water distributor branch pipes and the functional equipment of the users are connected with the water collectors through water return branch pipes, and the water collectors are connected with the energy unit through a water return main pipe.
Furthermore, a first water mixing pipe is connected between the water supply pipe and the water distributor branch pipe, and an M1 electric valve is installed on the first water mixing pipe and used for controlling the opening degree of the M1 electric valve according to the water temperature of the water distributor branch pipe.
Furthermore, a water mixing pipe II is connected between the water supply pipe and the water return main pipe, and an M2 electric valve is installed on the water mixing pipe II and used for controlling the opening degree of the M2 electric valve according to the water temperature of the water return main pipe.
Furthermore, the number of the water distribution pipes is three, a first circulating water pump, a second circulating water pump and a third circulating water pump are respectively arranged on the water distribution pipes, filters and electric valves are arranged at the front ends of the first circulating water pump, the second circulating water pump and the third circulating water pump and on the water distribution pipes, the electric valves are connected with automatic control equipment, and valves are arranged at the rear ends of the first circulating water pump, the second circulating water pump and the third circulating water pump and on the water distribution pipes.
Furthermore, the energy unit is connected with an underground energy pipeline and is cold source equipment or heat source equipment.
Furthermore, the cold source equipment adopts a water chilling unit or an air cooling module or a ground source heat pump, and the heat source equipment adopts a heat pump unit or an electric boiler.
The utility model discloses following beneficial effect has:
the utility model discloses an energy-conserving muddy water energy supply system when guaranteeing user's end temperature, the time of saving water pump opening, this efficiency that improves IPLV changes, increases equipment operation life cycle, and it is a technique that is fit for utilizing to look at the small-size energy supply system of centering from long-time operation, uses PLC control water supply temperature to improve the temperature of supplying, improves the requirement of high-efficient economic operation greatly, realizes automatic mixed water operation effect saving water pump power consumption; the realization unmanned on duty, the back flush is a system of recycling to later stage pipeline, and the effect that two functions used simultaneously is equal, and the major cycle drives the microcirculation, and secondary pump increases pressure and matches simultaneously and practices thrift a secondary energy utilization and can have fine help to later stage pipeline cleaning automation again.
Drawings
Fig. 1 is a schematic structural diagram of an energy-saving water mixing and supplying system.
In the figure: 1-an energy supply mechanism; 2-a water mixing mechanism; 3-M1 electric valve; 4-M2 electric valve; 5-a first water mixing pipe; 6-a second water mixing pipe; 7-the user; 1.1-underground energy pipelines; 1.2-energy machine set; 1.3-water supply pipe; 1.4-backwater main pipe; 1.5-a water collector; 1.6-backwater branch pipe; 2.1-water separator; 2.2-water diversion pipe; 2.3-water separator branch pipe; 2.4-circulating water pump I; 2.5-a second circulating water pump; 2.6-circulating water pump III; 2.7-filter; 2.8-electric valve; 2.9-valve.
Detailed Description
The technical solution in the embodiments of the present invention will be described in further detail in the following clearly and completely with reference to the accompanying drawings in the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1, an energy-saving water mixing and supplying system comprises a supplying mechanism 1 and a water mixing mechanism 2, wherein the supplying mechanism 1 comprises an underground energy pipeline 1.1, an energy unit 1.2, a water supply pipe 1.3, a return water main pipe 1.4, a water collector 1.5 and a return water branch pipe 1.6, and the water supply pipe 1.3 and the return water main pipe 1.4 are connected to the energy unit 1.2; the energy unit 1.2 is connected with the underground energy pipeline 1.1, and the energy unit 1.2 is cold source equipment or heat source equipment. Cold source equipment: comprises a water chilling unit, an air cooling module and a ground source heat pump (such as a centrifugal type, a screw type, a piston type water chilling unit, an air cooling vortex unit, a water source, a ground source and a sewage source heat pump).
Heat source equipment: heat pump set, electric boiler.
The water mixing mechanism 2 comprises a water separator 2.1, a water separation pipe 2.2, water separator branch pipes 2.3, a circulating water pump, a filter 2.7, an electric valve 2.8 and a valve 2.9, wherein 3 water separation pipes 2.2 are arranged, a first circulating water pump 2.4, a second circulating water pump 2.5 and a third circulating water pump 2.6 are respectively arranged on the water separation pipe 2.2, the first circulating water pump 2.4 and the second circulating water pump 2.5 are utilized at ordinary times, the third circulating water pump 2.6 is reserved, the first circulating water pump 2.4, the second circulating water pump 2.5 and the third circulating water pump 2.6 are arranged at the front ends, the filter 2.7 and the electric valve 2.8 are arranged on the water separation pipe 2.2, the electric valve 2.8 is connected with an automatic control device, the automatic control device controls the running of the circulating water pump and the electric valve, and the valves 2.9 are arranged at the rear ends of the first circulating water pump 2.4, the second circulating water pump 2.5 and the third circulating water pump 2.6.
The water distribution pipe 2.2 is communicated with the water supply pipe 1.3 and the water distributor 2.1, the rear part of the water distributor 2.1 is communicated with functional equipment of a user 7 through a water distributor branch pipe 2.3, the water distributor branch pipe 2.3 and the functional equipment of the user 7 are connected with a water collector 1.5 through a water return branch pipe 1.6, and the water collector 1.5 is connected with the energy unit 1.2 through a water return main pipe 1.4 to form water circulation.
A first water mixing pipe 5 is connected between the water supply pipe 1.3 and the water distributor branch pipe 2.3, an M1 electric valve 3 is installed on the first water mixing pipe 5, a pressure sensor and a temperature sensor are installed on the water distributor branch pipe 2.3, and the M1 electric valve 3 and the first water mixing pipe are jointly connected with an automatic control system for controlling the opening of the M1 electric valve 3 according to the water temperature of the water distributor branch pipe 2.3. A water mixing pipe II 6 is connected between the water supply pipe 1.3 and the return water main pipe 1.4, an M2 electric valve 4 is installed on the water mixing pipe II 6, a pressure sensor and a temperature sensor are installed on the return water main pipe 1.4, and the M2 electric valve 4 and the automatic control system are connected together to be used for controlling the opening degree of the M2 electric valve 4 according to the water temperature of the return water main pipe 1.4. The M1 electric valve 3 and the M2 electric valve 4 are water mixing valves and are used for enabling return water in the water separator branch pipe 2.3 and the return water main pipe 1.4 to directly enter the water separator for secondary water supply.
The technical scheme principle is as follows:
the system pipe network water supply enters a water separator 2.1, firstly, the water is decontaminated through equipment such as a filter 2.7, then, part of backwater of a user 7 is mixed with the backwater through a water mixing valve (an M1 electric valve 3 and an M2 electric valve 4), then, the backwater enters a circulating water pump, and the backwater is pressurized and adjusted to parameters required by the user 7 through the circulating water pump and then is supplied to a terminal user 7. The system pipeline is provided with corresponding pressure gauges, thermometers, valves and other accessories and an automatic control system.
The working principle of the system is a technology capable of adjusting the secondary water supply temperature, the M1 electric valve 3 and the M2 electric valve 4 regulate and control the temperature of one point by using the temperature (return water temperature) to realize the improvement of energy-saving efficiency, a circulating water pump (1, 2 for use and 3 for standby) is used for supplying energy to carry energy to a terminal user at ordinary times, the return water temperature is controlled, the return water temperature difference is set to adjust the water supply temperature, the working pressure of the user can be simultaneously started under the working state of 0.6MPa, the subareas (high areas) and different areas can be separately used, and the return water temperature and the water supply temperature are used for comprehensively providing energy for transportation.
Under the condition of the same energy supply load, the circulating water volume of the primary pipe network in the mixed water energy supply mode is smaller than the circulating water volume of the primary pipe network in the indirect heat supply mode. That is to say, under the same pipe network flow condition, the load that muddy water energy supply mode can bear is greater than indirect heat supply mode, and the energy supply ability of pipe network improves, multiplicable energy supply ability, and energy supply operation income also can corresponding increase, and equipment management side's energy consumption expense also can reduce.
The utility model discloses not be limited to above-mentioned embodiment, anybody should learn the structural change who makes under the teaching of the utility model, all with the utility model discloses have the same or close technical scheme, all fall into the utility model discloses an within the protection scope.
The technology, shape and construction parts which are not described in detail in the present invention are all known technology.
Claims (6)
1. An energy-saving water mixing and supplying system is characterized by comprising a supplying mechanism and a water mixing mechanism, wherein the supplying mechanism comprises an energy unit, a water supply pipe and a water return main pipe, and the water supply pipe and the water return main pipe are connected to the energy unit;
the water mixing mechanism comprises a plurality of water distributors, a plurality of circulating water pumps and water distribution pipes, the water distribution pipes are communicated with a water supply pipe and the water distributors, the rear parts of the water distributors are communicated with functional equipment of users through water distributor branch pipes, the water distributor branch pipes and the functional equipment of the users are connected with the water collectors through water return branch pipes, and the water collectors are connected with the energy unit through a water return main pipe.
2. The energy-saving water mixing and supplying system as claimed in claim 1, wherein a first water mixing pipe is connected between the water supply pipe and the water separator branch pipe, and an M1 electric valve is installed on the first water mixing pipe and used for controlling the opening degree of the M1 electric valve according to the water temperature of the water separator branch pipe.
3. The energy-saving mixed water energy supply system of claim 1, wherein a second water mixing pipe is connected between the water supply pipe and the water return main pipe, and an M2 electric valve is mounted on the second water mixing pipe and used for controlling the opening degree of the M2 electric valve according to the water temperature of the water return main pipe.
4. The energy-saving water mixing and supplying system as claimed in claim 1, wherein the number of the water dividing pipes is three, the water dividing pipes are respectively provided with a first circulating water pump, a second circulating water pump and a third circulating water pump, the front ends of the first circulating water pump, the second circulating water pump and the third circulating water pump are provided with a filter and an electric valve, the electric valve is connected with an automatic control device, and the rear ends of the first circulating water pump, the second circulating water pump and the third circulating water pump are provided with a valve.
5. The energy-saving water mixing and supplying system according to claim 1, wherein the energy unit is connected with an underground energy pipeline, and the energy unit is a cold source device or a heat source device.
6. The energy-saving water mixing energy supply system according to claim 5, wherein the cold source device is a water chilling unit or an air cooling module or a ground source heat pump, and the heat source device is a heat pump unit or an electric boiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220893474.3U CN217109718U (en) | 2022-04-18 | 2022-04-18 | Energy-saving water mixing energy supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220893474.3U CN217109718U (en) | 2022-04-18 | 2022-04-18 | Energy-saving water mixing energy supply system |
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| Publication Number | Publication Date |
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| CN217109718U true CN217109718U (en) | 2022-08-02 |
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| CN202220893474.3U Active CN217109718U (en) | 2022-04-18 | 2022-04-18 | Energy-saving water mixing energy supply system |
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| CN (1) | CN217109718U (en) |
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2022
- 2022-04-18 CN CN202220893474.3U patent/CN217109718U/en active Active
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