CN217685258U - Gas-electricity complementary coupling bidirectional heat storage system - Google Patents
Gas-electricity complementary coupling bidirectional heat storage system Download PDFInfo
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- CN217685258U CN217685258U CN202221263520.8U CN202221263520U CN217685258U CN 217685258 U CN217685258 U CN 217685258U CN 202221263520 U CN202221263520 U CN 202221263520U CN 217685258 U CN217685258 U CN 217685258U
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Abstract
The utility model provides a gas-electricity complementary coupling bidirectional heat storage system, which comprises steam equipment, a steam distribution cylinder, a steam generator II, a heat storage tank, a heat accumulator, a heater, a condensate water collection tank, an economizer and a steam generator I, wherein the heat storage tank is connected with the steam generator II through a medium-temperature water supply pump, the steam generator II is connected with the steam distribution cylinder through a high-temperature steam supply pipe, and the steam distribution cylinder is connected with the steam equipment through a high-temperature steam distribution pipe; the condensed water collecting tank is connected with a heater through a medium-temperature water feeding pump, the steam generator II is connected with the heater through a steam return pipe, and the heater is connected with a heat accumulator through a hot water supply pipe; the heat accumulator is connected with the energy saver through a high-temperature water supply pipe, the energy saver is connected with the first steam generator through a high-temperature heat supply pipe, and the first steam generator is connected with the steam distributing cylinder through a high-temperature steam supply pipe. The utility model discloses utilize low-priced millet electricity at night to replace the gas to carry out the feedwater heat accumulation for steam generator when supplying heat, effectively utilize the millet electricity to carry out the peak clipping and fill in the millet, alleviate the poor contradiction of electric charge peak valley.
Description
Technical Field
The utility model belongs to the technical field of machinery, a heating device, especially a two-way heat accumulation system of complementary coupling of gas electricity are related to.
Background
The energy is a material resource essential for human production and life, and plays a vital role in social development and survival of people, and the energy utilization condition of China is large in waste, serious in pollution and low in resource utilization rate. The heat storage technology is an important technology for improving the energy application efficiency, adjusting the energy structure and further promoting the upgrading of the industrial structure in China and realizing the economic green growth, the increase of the containment and the continuous growth. Compared with the electric power storage technology, the heat storage technology has low cost and high efficiency, and has obvious competitive advantages in the fields of heat utilization and heat demand.
At present, the average utilization efficiency of the low ebb electricity in China is low, and a large amount of energy is wasted. By adopting the valley electricity heat supply technology, idle valley electricity can be utilized in a large amount, the utilization rate of energy is improved, low-cost valley electricity is utilized, the heat supply cost of a user can be reduced, and the valley electricity heat storage equipment is adopted without emission of pollution gas, so that the method has very important significance for energy conservation and emission reduction.
SUMMERY OF THE UTILITY MODEL
The utility model aims at having the above-mentioned problem to current technique, provided a make full use of low-priced millet electricity at night and replaced the gas and supply heat, this system possesses the complementary coupling two-way heat accumulation system of gas electricity of night and two-way heat accumulation daytime simultaneously.
The purpose of the utility model can be realized by the following technical proposal: a gas-electricity complementary coupling bidirectional heat storage system comprises steam equipment, a steam distributing cylinder, a second steam generator, a heat storage tank, a heat storage device, a heater, a condensate water collecting tank, an economizer and a first steam generator, wherein the heat storage tank is connected with the second steam generator through a medium-temperature water feed pump, the second steam generator is connected with the steam distributing cylinder through a high-temperature steam supply pipe, and the steam distributing cylinder is connected with the steam equipment through a high-temperature steam distributing pipe; the condensed water collecting tank is connected with the heater through a medium temperature water feeding pump, the second steam generator is connected with the heater through a steam return pipe, and the heater is connected with the heat accumulator through a hot water supply pipe; the heat accumulator is connected with the energy saver through a high-temperature water supply pipe, the energy saver is connected with the first steam generator through a high-temperature water supply pump and a high-temperature heat supply pipe, and the first steam generator is connected with the steam distributing cylinder through a high-temperature steam supply pipe.
In the gas-electricity complementary coupling bidirectional heat storage system, the first steam generator is a gas-steam generator, a burner is arranged outside the first steam generator, and a burner tip of the burner extends into the first steam generator; the second steam generator is an electric heating steam generator.
In the gas-electricity complementary coupling bidirectional heat storage system, the gas-electricity complementary coupling bidirectional heat storage system further comprises an air heater, wherein an air inlet of the air heater is connected with the air blower, and an air outlet of the air heater is communicated with the combustor through an air supply pipe.
The gas-electricity complementary coupling bidirectional heat storage system further comprises a low-temperature waste heat recovery device, the second steam generator is connected with the low-temperature waste heat recovery device through a low-temperature water feed pump, and the low-temperature waste heat recovery device is connected with the heat storage tank through a heating water supply pipe.
In the gas-electricity complementary coupling bidirectional heat storage system, the first steam generator is connected with the energy saver through a smoke exhaust pipe, the energy saver is connected with the air heater through a smoke exhaust pipe, the air heater is connected with the low-temperature waste heat recovery device through a smoke exhaust pipe, and the low-temperature waste heat recovery device is connected with a chimney through a smoke exhaust pipe.
In the above-mentioned gas-electricity complementary coupling bidirectional heat storage system, the steam consuming equipment is connected to the condensate water collection tank through a condensate water recovery pipe.
In the above-mentioned gas-electric complementary coupling two-way heat storage system, the steam return pipe includes a steam outlet pipe connected from the steam generator to the heater, and a steam return pipe connected from the heater to the steam generator.
Compared with the prior art, the gas-electricity complementary coupling bidirectional heat storage system has the following beneficial effects:
the utility model discloses at the within range of enterprise's energy consumption, used night millet electricity as far as, simultaneously, steam generator one has also utilized partial millet electricity through the mode of heat accumulation at night, the at utmost reduction the use amount of gas, stores the waste heat of steam generator one daytime simultaneously, supplies two uses of night evaporimeter to reach the maximum utilization ratio of the energy, utilize the millet of millet is filled out in the peak clipping effectively, has alleviated the poor contradiction of electric charge peak millet. Due to the poor electricity price in the daytime and at night, the operation cost of the system is greatly reduced, and the economical efficiency of the system is improved.
The utility model discloses a two-way heat accumulation mode has been coupled simultaneously in multipotency fusion, complementary utilization, and multiple operating mode switches, has improved flexibility, high efficiency, the economic nature of system, helps electric power system side peak clipping to fill in millet.
Drawings
Fig. 1 is a schematic structural diagram of the present pneumoelectric complementary coupling bidirectional thermal storage system.
In the figure, 1, a steam device, 2, a steam cylinder, 3, a burner, 4, a first steam generator, 5, an economizer, 6, a blower, 7, an air heater, 8, a low-temperature water feeding pump, 9, a low-temperature waste heat recovery device, 10, a chimney, 11, a high-temperature water feeding pump, 12, a heat accumulator, 13, a second steam generator, 14, a heater, 15, a medium-temperature water feeding pump, 16, a heat accumulation tank, 17 and a condensed water collection tank.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in fig. 1, the gas-electric complementary coupling bidirectional heat storage system comprises a steam device 1, a steam distributing cylinder 2, a second steam generator 13, a heat storage tank 16, a heat storage 12, a heater 14, a condensate water collecting tank 17, an economizer 5 and a first steam generator 4, wherein the heat storage tank 16 is connected with the second steam generator 13 through a medium temperature water supply pump 15, the second steam generator 13 is connected with the steam distributing cylinder 2 through a steam supply pipe, and the steam distributing cylinder 2 is connected with the steam device 1 through a high temperature steam distributing pipe; the condensed water collecting tank 17 is connected with the heater 14 through a medium temperature water feeding pump 15, the second steam generator 13 is connected with the heater 14 through a steam return pipe, and the heater 14 is connected with the heat accumulator 12 through a hot water supply pipe; the heat accumulator 12 is connected with the energy saver 5 through a high-temperature water supply pump and a high-temperature water supply pipe, the energy saver 5 is connected with the first steam generator 4 through a high-temperature heat supply pipe, and the first steam generator 4 is connected with the steam distributing cylinder 2 through a high-temperature steam supply pipe.
The second steam generator 13 is specifically an electric heating steam generator; the first steam generator 4 is specifically a gas steam generator, a burner 3 is arranged outside the first steam generator 4, and a burner tip of the burner 3 extends into the first steam generator 4.
The gas-electricity complementary coupling bidirectional heat storage system further comprises an air heater 7, an air inlet of the air heater 7 is connected with the air blower 6, and an air outlet of the air heater 7 is communicated with the combustor 3 through an air supplementing pipe. After air is conveyed to an air heater 7 by a blower 6 to be heated, high-temperature air enters a gas steam generator through a burner 3 to be used as combustion-supporting substances for supporting combustion.
The gas-electricity complementary coupling bidirectional heat storage system further comprises a low-temperature waste heat recovery device 9, the second steam generator 13 is connected with a heat storage tank 16 through a low-temperature water feed pump 8, and the low-temperature waste heat recovery device 9 is connected with the heat storage tank 16 through a heating water supply pipe.
The first steam generator 4 is connected with an economizer 5 through a smoke exhaust pipe, the economizer 5 is connected with an air heater 7 through a smoke exhaust pipe, the air heater 7 is connected with a low-temperature waste heat recovery device 9 through a smoke exhaust pipe, and the low-temperature waste heat recovery device 9 is connected with a chimney 10 through a smoke exhaust pipe.
The smoke discharging temperature of high-temperature smoke discharged by the first steam generator 4 after passing through the economizer 5 and the air heater 7 is reduced, the smoke discharging temperature is reduced to be below the condensation temperature after passing through the low-temperature waste heat recovery device 9, then the smoke is discharged into the chimney 10, and finally the smoke is discharged into the atmosphere.
The steam equipment 1 is connected with a condensate water collecting tank 17 through a condensate water recovering pipe. The condensed water generated by the system after the steam equipment 1 uses heat is recovered to a condensed water collection tank 17.
The steam return pipe comprises a steam outlet pipe connected to the heater 14 from the second steam generator 13 and a steam return pipe connected to the second steam generator 13 from the heater 14.
Hot water in a heat storage tank 16 is conveyed to a second steam generator 13 through a medium-temperature water feed pump 15 at night to generate steam, a part of the steam is distributed to steam equipment in a steam distributing cylinder 2, meanwhile, hot water in a condensed water collection tank 17 is conveyed to a heater 14 through the medium-temperature water feed pump 15, the other part of the steam generated by the second steam generator 13 is used for heating, the heated high-temperature water is stored in a heat storage 12, the high-temperature hot water in the heat storage 12 is conveyed to an energy saver 5 through a high-temperature water feed pump 11 at daytime to be heated, steam is generated in a first steam generator 4, the steam is conveyed to the steam distributing cylinder 2 to be distributed to steam equipment 1, meanwhile, the feedwater of the second night steam generator 13 is heated in a low-temperature waste heat recovery device 9, and the heated feedwater is stored in the heat storage tank 16.
The medium temperature feed pump 15 is also used to adjust the liquid levels of the heat storage tank 16 and the condensate collection tank 17.
Compared with the prior art, the gas-electricity complementary coupling bidirectional heat storage system has the following beneficial effects:
the utility model discloses at the within range of the energy consumption of enterprise, used night millet electricity as far as, simultaneously, steam generator one also utilizes partial millet electricity through the mode of heat accumulation at night, the at utmost reduction the use amount of gas, stores the waste heat of steam generator one daytime simultaneously, supplies two uses of evaporator at night to reach the maximum utilization ratio of the energy, utilize the millet electricity of millet to cut the peak effectively and fill out the millet, alleviated the poor contradiction of electric charge peak millet. Due to the poor electricity price in the daytime and at night, the operation cost of the system is greatly reduced, and the economical efficiency of the system is improved.
The utility model discloses a two-way heat accumulation mode has been coupled simultaneously in multipotency fusion, complementary utilization, and multiple operating mode switches, has improved flexibility, high efficiency, the economic nature of system, helps electric power system side peak clipping to fill in millet.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of the steam equipment 1, the steam separation cylinder 2, the burner 3, the first steam generator 4, the economizer 5, the blower 6, the air heater 7, the low-temperature water feed pump 8, the low-temperature waste heat recovery device 9, the chimney 10, the high-temperature water feed pump 11, the heat accumulator 12, the second steam generator 13, the heater 14, the medium-temperature water feed pump 15, the heat accumulator tank 16, the condensed water collection tank 17, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected" and "connected" are to be construed broadly, and may be, for example, 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.
Claims (7)
1. A gas-electricity complementary coupling two-way heat storage system comprises steam equipment, a steam distribution cylinder, a second steam generator, a heat storage tank, a heat storage device, a heater, a condensate water collecting tank, an economizer and a first steam generator, and is characterized in that the heat storage tank is connected with the second steam generator through a medium-temperature water feed pump, the second steam generator is connected with the steam distribution cylinder through a high-temperature steam supply pipe, and the steam distribution cylinder is connected with the steam equipment through a high-temperature steam distribution pipe; the condensed water collecting tank is connected with the heater through a medium temperature water feeding pump, the second steam generator is connected with the heater through a steam return pipe, and the heater is connected with the heat accumulator through a hot water supply pipe; the heat accumulator is connected with the energy saver through a high-temperature water feeding pump and a high-temperature water feeding pipe, the energy saver is connected with the first steam generator through a high-temperature heat supplying pipe, and the first steam generator is connected with the steam distributing cylinder through a high-temperature steam supplying pipe.
2. The gas-electric complementary coupling bidirectional thermal storage system according to claim 1, wherein the second steam generator is an electrically heated steam generator; the first steam generator is specifically a gas steam generator, a burner is arranged outside the first steam generator, and a burner tip of the burner extends into the first steam generator.
3. The pneumoelectric complementary coupled bidirectional thermal storage system of claim 2, further comprising an air heater, wherein an air inlet of the air heater is connected with a blower, and an air outlet of the air heater is communicated with the burner through an air supplementing pipe.
4. The gas-electric complementary coupling bidirectional heat storage system according to claim 3, further comprising a low-temperature waste heat recovery device, wherein the second steam generator is connected with the low-temperature waste heat recovery device through a low-temperature feed water pump, and the low-temperature waste heat recovery device is connected with the heat storage tank through a warming water supply pipe.
5. The pneumoelectric complementary coupling bidirectional heat storage system of claim 4, wherein the first steam generator is connected with the economizer through a smoke exhaust pipe, the economizer is connected with the air heater through a smoke exhaust pipe, the air heater is connected with the low-temperature waste heat recovery device through a smoke exhaust pipe, and the low-temperature waste heat recovery device is connected with a chimney through a smoke exhaust pipe.
6. The pneumoelectric complementary coupled bidirectional thermal storage system of claim 1, wherein the steam consuming device is connected to the condensate collection tank by a condensate recovery pipe.
7. The gas-electric complementary coupling bidirectional thermal storage system according to claim 1, wherein said steam return pipe includes a steam outlet pipe connected from said steam generator to said heater and a steam return pipe connected from said heater to said steam generator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221263520.8U CN217685258U (en) | 2022-05-24 | 2022-05-24 | Gas-electricity complementary coupling bidirectional heat storage system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221263520.8U CN217685258U (en) | 2022-05-24 | 2022-05-24 | Gas-electricity complementary coupling bidirectional heat storage system |
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| CN217685258U true CN217685258U (en) | 2022-10-28 |
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| CN202221263520.8U Active CN217685258U (en) | 2022-05-24 | 2022-05-24 | Gas-electricity complementary coupling bidirectional heat storage system |
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