CN217952424U - Heat supply peak regulation system of electrode boiler - Google Patents
Heat supply peak regulation system of electrode boiler Download PDFInfo
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- CN217952424U CN217952424U CN202222344783.8U CN202222344783U CN217952424U CN 217952424 U CN217952424 U CN 217952424U CN 202222344783 U CN202222344783 U CN 202222344783U CN 217952424 U CN217952424 U CN 217952424U
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Abstract
The utility model provides an electrode boiler heat supply peak regulation system, including electric boiler system and heat supply network circulating water system, heat supply network circulating water system includes heat supply network return water pipe and heat supply network water supply pipe, heat supply network return water pipe with heat supply network water supply pipe passes through heat supply network circulating water pump, condenser, heat supply network heater connection, electric boiler water intaking pipeline of electric boiler system with heat supply network circulating water pump's exit linkage, electric boiler water supply pipe of electric boiler system with heat supply network water supply pipe connects, heating system is connected to the indoor part of electric boiler water intaking pipeline, heating system's return water end with heat supply network return water pipe intercommunication. The utility model discloses convenient operation, heating system's return water gets into heat supply network return water pipe, electric boiler water intaking pipeline and heating system's pipeline, lasts the operation of flowing, ensures to prevent frostbite, avoids electric boiler water intaking pipeline outdoor partial heat to run off with higher speed.
Description
Technical Field
The utility model belongs to the technical field of electrode boiler technique and specifically relates to an electrode boiler heat supply peak shaving system is related to.
Background
The high-pressure electrode boiler is used as a peak regulation technology with simple system, less investment and small transformation range, and is widely applied to a cogeneration unit. The adjustment of the heat load of the power plant is completed by a newly-added electric boiler system and an existing heat supply initial station. The newly-added electric boiler system comprises a heat supply network circulating water pump, a heat exchanger, a high-voltage electrode boiler, matched pipelines, valves, instruments and the like.
Newly-built electric boiler room is often located the more remote position of power plant, and current electric boiler system has the condition of not operating for a long time or short-term during the peak regulation, because of electric boiler system water intaking pipeline outdoor part arranges the overlength, and the heat runs off with higher speed, easily takes place the problem of freezing.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electrode boiler heat supply peak shaving system when the peak shaving of electric boiler system is not operated, guarantees that the outdoor part of electric boiler water intaking pipeline keeps the temperature, avoids outdoor longer pipeline heat to run off fast, takes place the condition that the pipeline freezes.
The utility model provides an electrode boiler heat supply peak regulation system, including electric boiler system and heat supply network circulating water system, heat supply network circulating water system includes heat supply network return water pipe and heat supply network water supply pipe, heat supply network return water pipe with heat supply network water supply pipe passes through heat supply network circulating water pump, condenser, heat supply network heater connection, electric boiler water intaking pipeline of electric boiler system with heat supply network circulating water pump's exit linkage, electric boiler water supply pipe of electric boiler system with heat supply network water supply pipe connects, heating system is connected to the indoor part of electric boiler water intaking pipeline, heating system's return water end with heat supply network return water pipe intercommunication.
Further, the heating network heater is arranged at a position, close to the heating network circulating water pump, of the heating network water supply pipeline.
Furthermore, the condenser is installed at a position where the heat supply network water return pipeline is close to the heat supply network circulating water pump.
Furthermore, the outlet connection of the electric boiler water intake pipeline and the heat supply network circulating water pump is provided with a first electric ball valve, and the connection of the electric boiler water supply pipeline and the heat supply network water supply pipeline is provided with a second electric ball valve.
Further, the electric boiler system comprises a heat exchanger and a high-voltage electrode boiler which are communicated, a plurality of parallel branches are arranged between the water inlet end of the heat exchanger and the water taking pipeline of the electric boiler, and each branch is provided with an electric boiler circulating water pump.
Furthermore, a first manual butterfly valve is installed at the end of intaking of heat exchanger, a first electric butterfly valve is installed at the play water end of heat exchanger.
Furthermore, a second manual butterfly valve arranged on the branch is arranged at the water inlet end of the circulating water pump of the electric boiler.
Furthermore, a second electric butterfly valve arranged on the branch is arranged at the water outlet end of the circulating water pump of the electric boiler.
Furthermore, a check valve arranged on the branch is arranged between the water outlet end of the circulating water pump of the electric boiler and the second electric butterfly valve.
Furthermore, a water discharge stop valve and/or an air discharge stop valve are/is respectively arranged at the water outlet end of the electric boiler circulating water pump, the electric boiler water intake pipeline and the electric boiler water supply pipeline.
The utility model discloses electric boiler water intaking pipeline and heat supply network return water pipeline pass through the heating system intercommunication, and heating system's return water gets into heat supply network return water pipeline, electric boiler water intaking pipeline and heating system's pipeline, lasts the operation of flowing, ensures to prevent frostbite, avoids electric boiler water intaking pipeline outdoor partial heat to run off with higher speed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic connection diagram of the present invention;
description of the reference numerals:
in the figure: 1-an electric boiler system, 11-a high-voltage electrode boiler, 12-a heat exchanger, 13-an electric boiler circulating water pump, 14-an electric boiler water intake pipeline, 15-an electric boiler water supply pipeline, 16-a first manual butterfly valve, 17-a first electric butterfly valve, 18-a second manual butterfly valve, 19-a second electric butterfly valve, 2-a heat supply network circulating water system, 21-a heat supply network water return pipeline, 22-a heat supply network water supply pipeline, 23-a heat supply network circulating water pump, 24-a heat supply network heater, 25-a condenser, 3-a heating system, 41-a first electric ball valve, 42-a second electric ball valve, 51-a first air release stop valve, 52-a second air release stop valve, 53-a first water release stop valve, 54-a second water release stop valve and 55-a pressure reducing valve;
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all 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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
As shown in fig. 1:
the utility model provides an electrode boiler heat supply peak regulation system, including electric boiler system 1 and heat supply network circulating water system 2, heat supply network circulating water system 2 includes heat supply network return water pipeline 21 and heat supply network water supply pipe 22, electric boiler system 1 includes heat exchanger 12 and the high-voltage electrode boiler of intercommunication, the end of intaking of heat exchanger 12 is connected with electric boiler water intaking pipeline 14, the play water end of heat exchanger 12 is connected with electric boiler water supply pipe 15, electric boiler water intaking pipeline 14 is connected through first electric ball valve 41 with heat supply network return water pipeline 21, electric boiler water supplying pipeline 15 is connected through second electric ball valve 42 with heat supply network water supply pipe 22.
Heat supply network return water pipe 21 and heat supply network water supply pipeline 22 pass through heat supply network circulating water pump 23 and connect, and the exit linkage of electric boiler water intaking pipeline 14 and heat supply network circulating water pump 23, and electric boiler water supply pipeline 15 is connected with heat supply network water supply pipeline 22, is connected with the side return circuit on the indoor portion of electric boiler water intaking pipeline 14, is provided with heating system 3 on the side return circuit, and heating system 3's exit end and heat supply network return water pipe 21 communicate.
A heat supply network heater 24 is arranged on the position of the heat supply network water supply pipeline 22 close to the heat supply network circulating water pump 23, and a condenser 25 is arranged on the position of the heat supply network water return pipeline 21 close to the heat supply network circulating water pump 23.
A first air bleeding stop valve 51 is arranged on the electric boiler water intake pipe 14 at a position close to the first electric ball valve 41.
The water inlet end of the heat exchanger 12 is communicated with the water intake pipeline 14 of the electric boiler through two branches arranged in parallel, and each branch is provided with an electric boiler circulating water pump 13.
The electric boiler circulating water pump 13 is respectively communicated with the electric boiler water intake pipeline 14 and the water inlet end of the heat exchanger 12.
A first manual butterfly valve 16 is installed at the water inlet end of the heat exchanger 12, and a first electric butterfly valve 17 is installed at the water outlet end of the heat exchanger 12.
The electric boiler circulating water pump 13 is provided with the second hand-operated butterfly valve 18 of installing on the branch road in the end of intaking, and electric boiler circulating water pump 13's play water end is provided with the second electric butterfly valve 19 of installing on the branch road.
A check valve arranged on the branch is arranged between the water outlet end of the electric boiler circulating water pump 13 and the second electric butterfly valve 19 and close to the electric boiler circulating water pump 13.
The branch connecting the water inlet end of the heat exchanger 12 and the water intake pipeline 14 of the electric boiler is connected with a first water-discharging stop valve 53, and the first water-discharging stop valve 53 is installed at a position close to the water outlet end of the branch.
The water supply pipeline 15 of the electric boiler is provided with a second water discharge stop valve 54 and a second air bleeding stop valve 52.
The utility model discloses during normal operation, the heat supply network return water of factory through heat supply network return water pipe 21, through condenser 25 heating, heat supply network circulating water pump 23 steps up, and most factory's heat supply network supplies water and becomes the heat supply network after heating of heat supply network heater 24 and supplies water to supply with the heat consumer, and another part gets into electric boiler water intaking pipeline 14.
The water supply of the heat supply network entering the water intake pipeline 14 of the electric boiler is divided into two parts, one part enters the heating system 3 through the pressure reducing valve 55, flows out of the heating system 3 and then enters the water return pipeline 21 of the heat supply network to be converged with the return water of the heat supply network of the plant area, and circulates again to keep flowing operation, and when the water flows through the outdoor pipeline, the return water of the heating system 3 with temperature ensures that the temperature of the outdoor pipeline cannot be reduced too much, so that the water is continuously prevented from freezing, and the outdoor part of the water intake pipeline 14 of the electric boiler is prevented from being frozen.
The other part of the water supply of the heat supply network enters a heat exchanger 12 through an electric boiler circulating water pump 13 for heat exchange, the heated water supply of the heat supply network enters an electric boiler water supply pipeline 15, and finally, the heated water supply of the heat supply network is converged together and then supplied to a heat user. The heat source in the heat exchanger 12 is provided by heating circulating water by the high-voltage electrode boiler 11.
When the heat supply and power supply loads of the coal-fired power plant meet the requirements in winter and no peak regulation requirement exists, and the electric boiler system 1 is stopped for a long time, an operator operates and controls the first electric ball valve 41 to be opened, the second manual butterfly valve 18 to be opened, the check valve to be opened and the second electric butterfly valve 19 to be closed, the heat supply network water supply cannot enter the heat exchanger 12, the electric boiler water intake pipeline 14 is communicated with the heat supply network water return pipeline 21 through the heating system 3, the heat supply network water supply only can flow through the heating system 3 to enter the heat supply network water return pipeline 21, and is converged with the heat supply network water return to enter the heat supply network circulating water pump 23 again, the heat supply network water supply pipeline 14 flows out of the heat supply network circulating water pump 23 and then enters the electric boiler water intake pipeline 14 to keep flowing and running, and when the heat supply water flows through the outdoor pipeline, the heating water return with the temperature in the heating system 3 ensures that the temperature of the outdoor pipeline cannot be reduced too much, the heat supply network water supply pipeline is prevented from freezing continuously, and the outdoor part of the electric boiler water intake pipeline 14 is prevented from being frozen.
The second electric ball valve 42 is controlled to be closed and the first electric butterfly valve 17 is controlled to be closed by an operator, the water supply of the heat supply network in the water supply pipeline 15 of the electric boiler is discharged through the second water discharge stop valve 54, the water supply of the heat supply network in the heat exchanger 12 is discharged through the first water discharge stop valve 53, and the condition that the outdoor part of the water supply pipeline 15 of the electric boiler is frost heaving is effectively avoided after the water supply of the heat supply network is emptied.
When the heating load and the power supply load of the heating power plant do not meet the requirements in winter, peak regulation is needed, and the electric boiler system 1 is stopped for a short time, an operator operates and controls the first electric ball valve 41 to be opened and the second electric ball valve 42 to be closed, the heat supply network water also flows into the heating system 3, but does not enter the electric boiler circulating water pump 13, as long as the electric boiler water enters the heating system 3, the heat supply network water flowing out of the heating system 3 and the heat supply network return water are converged, the circulation of the heat supply network water outside the part of the electric boiler water intake pipeline 14 can be ensured, continuous freeze prevention is realized, and the heat supply network water flowing out of the heat supply network circulating water pump 23 is heated by the heat supply network heater 24 and then is supplied to a heat user.
The utility model discloses electric boiler water intaking pipeline and heat supply network return water pipeline pass through heating system intercommunication, and the return water of heating system gets into heat supply network return water pipeline, electric boiler water intaking pipeline and the pipeline of heating system, and the continuous flow operation guarantees preventing frostbite, avoids electric boiler water intaking pipeline outdoor partial heat to run off with higher speed; the heat supply network in the electric boiler system supplies water and empties through the first water discharge stop valve and the second water discharge stop valve, thereby effectively preventing the condition that the pipeline freezes from occurring, saving energy and being convenient to operate.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. The utility model provides an electrode boiler heat supply peak shaving system which characterized in that: including electric boiler system and heat supply network circulating water system, heat supply network circulating water system includes heat supply network return water pipe and heat supply network water supply pipe, heat supply network return water pipe with heat supply network water supply pipe passes through heat supply network circulating water pump, condenser, heat supply network heater connection, the electric boiler water intaking pipeline of electric boiler system with heat supply network circulating water pump's exit linkage, the electric boiler water supply pipeline of electric boiler system with heat supply network water supply pipe connects, the indoor part of electric boiler water intaking pipeline connects heating system, heating system's return water end with heat supply network return water pipe intercommunication.
2. The electrode boiler heating peak regulation system of claim 1, wherein: the heating network heater is arranged at the position of the heating network water supply pipeline close to the heating network circulating water pump.
3. The electrode boiler heat supply peak shaving system according to claim 1, wherein: the condenser is installed at a position where the heat supply network water return pipeline is close to the heat supply network circulating water pump.
4. The electrode boiler heating peak regulation system of claim 1, wherein: the electric boiler water intake pipeline with the exit linkage of heat supply network circulating water pump is provided with first electronic ball valve, the electric boiler water supply pipeline with heat supply network water supply pipeline junction is provided with the electronic ball valve of second.
5. The electrode boiler heating peak regulation system of claim 1, wherein: the electric boiler system comprises a heat exchanger and a high-voltage electrode boiler which are communicated, a plurality of parallel branches are arranged between a water inlet end of the heat exchanger and a water taking pipeline of the electric boiler, and each branch is provided with an electric boiler circulating water pump.
6. The electrode boiler heating peak shaving system according to claim 5, characterized in that: a first manual butterfly valve is installed at the end of intaking of heat exchanger, a first electric butterfly valve is installed to the play water end of heat exchanger.
7. The electrode boiler heating peak shaving system according to claim 6, characterized in that: and a second manual butterfly valve arranged on the branch is arranged at the water inlet end of the electric boiler circulating water pump.
8. The electrode boiler heating peak shaving system according to claim 7, characterized in that: and the water outlet end of the electric boiler circulating water pump is provided with a second electric butterfly valve arranged on the branch.
9. The electrode boiler heating peak shaving system according to claim 8, characterized in that: and a check valve arranged on the branch is arranged between the water outlet end of the electric boiler circulating water pump and the second electric butterfly valve.
10. The electrode boiler heating peak shaving system according to claim 5, characterized in that: and a water discharging stop valve and/or an air discharging stop valve are/is respectively arranged at the water outlet end of the electric boiler circulating water pump, the electric boiler water intake pipeline and the electric boiler water supply pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222344783.8U CN217952424U (en) | 2022-09-02 | 2022-09-02 | Heat supply peak regulation system of electrode boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222344783.8U CN217952424U (en) | 2022-09-02 | 2022-09-02 | Heat supply peak regulation system of electrode boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217952424U true CN217952424U (en) | 2022-12-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222344783.8U Active CN217952424U (en) | 2022-09-02 | 2022-09-02 | Heat supply peak regulation system of electrode boiler |
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|---|---|
| CN (1) | CN217952424U (en) |
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2022
- 2022-09-02 CN CN202222344783.8U patent/CN217952424U/en active Active
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