CN104534440B - A kind of heat accumulating type steam supply system - Google Patents
A kind of heat accumulating type steam supply system Download PDFInfo
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- CN104534440B CN104534440B CN201410843743.5A CN201410843743A CN104534440B CN 104534440 B CN104534440 B CN 104534440B CN 201410843743 A CN201410843743 A CN 201410843743A CN 104534440 B CN104534440 B CN 104534440B
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- distributing cylinder
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- accumulating type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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Abstract
The present invention relates to a kind of heat accumulating type steam supply system, belong to energy-conserving and environment-protective field.The supply system of the present invention, including electricity steam boiler, heat accumulating type water heater, pressure control unit, high pressure gas-distributing cylinder, low pressure gas-distributing cylinder;Electricity steam boiler is connected with heat accumulating type hot water boiler tube road by high pressure gas-distributing cylinder, and the branch pipeline of high pressure gas-distributing cylinder connects high voltage customer, and heat accumulating type water heater is connected with low-voltage customer pipeline by low pressure gas-distributing cylinder;High pressure gas-distributing cylinder, heat accumulating type water heater and low pressure gas-distributing cylinder are provided with pressure-detecting device;Each pressure-detecting device of pressure control unit real-time reception send pressure data and control supply system steam supply trend.The heat accumulating type steam supply system of the present invention, is effectively increased steam supply thermal source efficiency, is greatly saved manpower adjustment cost, have important application value.
Description
Technical field
The present invention relates to a kind of heat accumulating type steam supply system, belong to energy-conserving and environment-protective field.
Background technology
At present, for industrial undertaking's process steam supply system, most enterprises adopt heating system and production system to share the steam supply way of same thermal source, and electric boiler during owing to producing isodose steam, natural gas boiler operating cost are higher, and therefore industrial undertaking's thermal source is many based on coal-burning boiler.But owing to non-heating period process steam demand is far below steam steam-supplying system designed capacity, and when production status is unstable, use vapour load fluctuation is big, cause, for boiler furnace frequent start-stop or long-term underrun, making steam supply thermal source inefficiency;Common heat source causes steam conveying pipe design caliber much larger than process steam necessary flow simultaneously, and steam pipe system loss is serious.Accordingly, it would be desirable to a kind of can efficiently against the method for the problems referred to above.
Summary of the invention
It is an object of the invention to overcome existing steam supply system to there is steam supply thermal source inefficiency, steam pipe system loses the defects such as serious, and provides a kind of heat accumulating type steam supply system.
It is an object of the invention to be achieved through the following technical solutions:
A kind of heat accumulating type steam supply system of the present invention, including electricity steam boiler, heat accumulating type water heater, pressure control unit, high pressure gas-distributing cylinder, low pressure gas-distributing cylinder;
The electricity venthole of steam boiler is connected with the air intake pipeline of high pressure gas-distributing cylinder, one of them venthole of high pressure gas-distributing cylinder is connected with the air intake pipeline of heat accumulating type water heater, all the other ventholes of high pressure gas-distributing cylinder are connected with high voltage customer pipeline, and high pressure gas-distributing cylinder is provided with pressure-detecting device;Being provided with pressure-detecting device on heat accumulating type water heater, the venthole of heat accumulating type water heater is connected with the air intake pipeline of low pressure gas-distributing cylinder, and the venthole of low pressure gas-distributing cylinder is connected with low-voltage customer pipeline, and low pressure gas-distributing cylinder is provided with pressure-detecting device;
The signal input part of pressure control unit is connected with the pressure-detecting device data wire on high pressure gas-distributing cylinder, heat accumulating type water heater and low pressure gas-distributing cylinder respectively, the pressure data that each pressure-detecting device of real-time reception sends;
One signal output part of pressure control unit is connected with the venthole valve of heat accumulating type water heater, when pressure control unit monitors force value in low pressure gas-distributing cylinder lower than the lower limit of set point, pressure control unit controls the venthole valve opening of heat accumulating type water heater;When pressure control unit monitors the force value in low pressure gas-distributing cylinder higher than the set point upper limit, pressure control unit controls the venthole valve closing of heat accumulating type water heater;
Another signal output part of pressure control unit is connected with the venthole valve being connected heat accumulating type water heater in high pressure gas-distributing cylinder, when pressure control unit monitors the upper limit that the force value in heat accumulating type water heater is higher than set point, pressure control unit controls to connect in high pressure gas-distributing cylinder the venthole valve closing of heat accumulating type water heater;When pressure control unit monitors force value in heat accumulating type water heater lower than the lower limit of set point, pressure control unit controls to connect in high pressure gas-distributing cylinder the venthole valve opening of heat accumulating type water heater;
Another signal output part of pressure control unit is connected with the start-up circuit of electricity steam boiler, when pressure control unit monitors the force value in high pressure gas-distributing cylinder higher than the set point upper limit, pressure control unit controls the start-up circuit of electricity steam boiler and closes, when pressure control unit monitors force value in high pressure gas-distributing cylinder lower than the lower limit of set point, pressure control unit controls the start-up circuit of electricity steam boiler and opens.
Work process
After electricity steam boiler is opened, the steam of generation is by Pipeline transport to high pressure gas-distributing cylinder, and one of them venthole of high pressure gas-distributing cylinder is by pipeline to gas storage in heat accumulating type water heater, and all the other ventholes of high pressure gas-distributing cylinder directly send vapour to high voltage customer respectively through pipeline;The venthole of heat accumulating type water heater carries steam by pipeline in low pressure gas-distributing cylinder, and the venthole of low pressure gas-distributing cylinder send vapour respectively through pipeline to low-voltage customer.
The pressure data of the pressure-detecting device on pressure control unit real-time reception high pressure gas-distributing cylinder, heat accumulating type water heater and low pressure gas-distributing cylinder;When low-voltage customer minimizing vapour or stopping vapour, the pressure in low pressure gas-distributing cylinder can be made to raise, if pressure control unit monitors the upper limit that the force value in low pressure gas-distributing cylinder is higher than set point, pressure control unit controls the venthole valve closing of heat accumulating type water heater, makes the venthole of heat accumulating type water heater stop carrying steam in low pressure gas-distributing cylinder;After low-voltage customer is resumed with vapour, the pressure in low pressure gas-distributing cylinder can be made to reduce, if pressure control unit monitors force value in low pressure gas-distributing cylinder lower than the lower limit of set point, pressure control unit controls the venthole valve opening of heat accumulating type water heater, makes the venthole of heat accumulating type water heater again carry steam for user in low pressure gas-distributing cylinder.
When continuing accumulation of heat close to the upper limit in heat accumulating type water heater, pressure control unit can monitor the upper limit higher than set point of the force value in heat accumulating type water heater, pressure control unit controls to connect in high pressure gas-distributing cylinder the venthole valve closing of heat accumulating type water heater, and heat accumulating type water heater stops receiving the gas storage of high pressure gas-distributing cylinder;When heat accumulating type water heater is owing to making its pressure reduce to lower than user's steam supply, if pressure control unit monitors force value in heat accumulating type water heater lower than the lower limit of set point, pressure control unit controls to connect in high pressure gas-distributing cylinder the venthole valve opening of heat accumulating type water heater, and high pressure gas-distributing cylinder is again to gas storage in heat accumulating type water heater.
When high voltage customer stopping vapour and low-voltage customer also stopping vapour or with vapour less time, close to the accumulation of heat upper limit after the lasting gas storage in heat accumulating type water heater inherence, first pressure control unit can control to connect in high pressure gas-distributing cylinder the venthole valve closing of heat accumulating type water heater, pressure in high pressure gas-distributing cylinder can raise rapidly, pressure control unit monitors the force value in high pressure gas-distributing cylinder higher than after the upper limit of set point, pressure control unit controls the start-up circuit of electricity steam boiler and closes, and makes electricity steam boiler quit work;When high voltage customer is resumed with vapour, or the venthole connecting heat accumulating type water heater after low-voltage customer gas consumption is relatively big in high pressure gas-distributing cylinder is opened, capital makes the pressure in high pressure gas-distributing cylinder reduce, pressure control unit monitors the force value in high pressure gas-distributing cylinder lower than after the lower limit of set point, pressure control unit controls the start-up circuit of electricity steam boiler and opens, and steam carried again by electricity steam boiler in high pressure gas-distributing cylinder.
Beneficial effect
The heat accumulating type steam supply system of the present invention, electricity steam boiler can be made to produce steam accumulation of heat at the expired load operation of electrical network low power consumption, improve steam supply thermal source efficiency, produce direct steam supply at the expired load operation of electrical network low power consumption simultaneously, stop production in electrical network peak times of power consumption, using thermal storage unit steam supply, balance electrical network peak load, producing steam owing to adopting paddy section electricity price thus effectively reducing enterprise's heat cost.Realize automatically controlling high voltage customer and low-voltage customer steam supply by pressure control unit, be greatly saved manpower adjustment cost, there is important application value.
Accompanying drawing explanation
The connection that Fig. 1 is heat accumulating type steam supply system of the present invention controls schematic diagram;
In figure, 1-electricity steam boiler;2-heat accumulating type water heater;3-pressure control unit;4-high pressure gas-distributing cylinder;5-low pressure gas-distributing cylinder.
Detailed description of the invention
Below in conjunction with drawings and Examples, present disclosure is further described.
Embodiment
A kind of heat accumulating type steam supply system of the present invention, as it is shown in figure 1, include electricity steam boiler 1, heat accumulating type water heater 2, pressure control unit 3, high pressure gas-distributing cylinder 4, low pressure gas-distributing cylinder 5;
The electricity venthole of steam boiler 1 is connected with the air intake pipeline of high pressure gas-distributing cylinder 4, one of them venthole of high pressure gas-distributing cylinder 4 is connected with the air intake pipeline of heat accumulating type water heater 2, all the other ventholes of high pressure gas-distributing cylinder 4 are connected with high voltage customer pipeline, and high pressure gas-distributing cylinder 4 is provided with pressure-detecting device A6;Being provided with pressure-detecting device B7 on heat accumulating type water heater 2, the venthole of heat accumulating type water heater 2 is connected with the air intake pipeline of low pressure gas-distributing cylinder 5, and the venthole of low pressure gas-distributing cylinder 5 is connected with low-voltage customer pipeline, and low pressure gas-distributing cylinder 5 is provided with pressure-detecting device C8;
The signal input part of pressure control unit 3 is connected with the pressure-detecting device data wire on high pressure gas-distributing cylinder 4, heat accumulating type water heater 2 and low pressure gas-distributing cylinder 5 respectively, the pressure data that each pressure-detecting device of real-time reception sends;
One signal output part of pressure control unit 3 is connected with the venthole valve of heat accumulating type water heater 2, when pressure control unit 3 monitors force value in low pressure gas-distributing cylinder 5 lower than the lower limit of set point, pressure control unit 3 controls the venthole valve opening of heat accumulating type water heater 2;When pressure control unit 3 monitors the force value in low pressure gas-distributing cylinder 5 higher than the set point upper limit, pressure control unit 3 controls the venthole valve closing of heat accumulating type water heater 2;
Another signal output part of pressure control unit 3 is connected with the venthole valve being connected heat accumulating type water heater 2 in high pressure gas-distributing cylinder 4, when pressure control unit 3 monitors the upper limit that the force value in heat accumulating type water heater 2 is higher than set point, pressure control unit 3 controls to connect in high pressure gas-distributing cylinder 4 the venthole valve closing of heat accumulating type water heater 2;When pressure control unit 3 monitors force value in heat accumulating type water heater 2 lower than the lower limit of set point, pressure control unit 3 controls to connect in high pressure gas-distributing cylinder 4 the venthole valve opening of heat accumulating type water heater 2;
Another signal output part of pressure control unit 3 is connected with the start-up circuit of electricity steam boiler 1, when pressure control unit 3 monitors the force value in high pressure gas-distributing cylinder 4 higher than the set point upper limit, pressure control unit 3 controls the start-up circuit of electricity steam boiler 1 and closes, when pressure control unit 3 monitors force value in high pressure gas-distributing cylinder 4 lower than the lower limit of set point, pressure control unit 3 controls the start-up circuit of electricity steam boiler 1 and opens.
Work process
After electricity steam boiler 1 is opened, the steam produced is by Pipeline transport to high pressure gas-distributing cylinder 4, one of them venthole of high pressure gas-distributing cylinder 4 is by pipeline to gas storage in heat accumulating type water heater 2, and all the other ventholes of high pressure gas-distributing cylinder 4 directly send vapour to high voltage customer respectively through pipeline;The venthole of heat accumulating type water heater 2 carries steam by pipeline in low pressure gas-distributing cylinder 5, and the venthole of low pressure gas-distributing cylinder 5 send vapour respectively through pipeline to low-voltage customer.
The pressure data of the pressure-detecting device on pressure control unit 3 real-time reception high pressure gas-distributing cylinder 4, heat accumulating type water heater 2 and low pressure gas-distributing cylinder 5;When low-voltage customer minimizing vapour or stopping vapour, the pressure in low pressure gas-distributing cylinder 5 can be made to raise, if pressure control unit 3 monitors the upper limit that the force value in low pressure gas-distributing cylinder 5 is higher than set point, pressure control unit 3 controls the venthole valve closing of heat accumulating type water heater 2, makes the venthole of heat accumulating type water heater 2 stop carrying steam in low pressure gas-distributing cylinder 5;After low-voltage customer is resumed with vapour, the pressure in low pressure gas-distributing cylinder 5 can be made to reduce, if pressure control unit 3 monitors force value in low pressure gas-distributing cylinder 5 lower than the lower limit of set point, pressure control unit 3 controls the venthole valve opening of heat accumulating type water heater 2, makes the venthole of heat accumulating type water heater 2 again carry steam for user in low pressure gas-distributing cylinder 5.
When continuing accumulation of heat close to the upper limit in heat accumulating type water heater 2, pressure control unit 3 can monitor the upper limit higher than set point of the force value in heat accumulating type water heater 2, pressure control unit 3 controls to connect in high pressure gas-distributing cylinder 4 the venthole valve closing of heat accumulating type water heater 2, and heat accumulating type water heater 2 stops receiving the gas storage of high pressure gas-distributing cylinder 4;When heat accumulating type water heater 2 is owing to making its pressure reduce to lower than user's steam supply, if pressure control unit 3 monitors force value in heat accumulating type water heater 2 lower than the lower limit of set point, pressure control unit 3 controls to connect in high pressure gas-distributing cylinder 4 the venthole valve opening of heat accumulating type water heater 2, and high pressure gas-distributing cylinder 4 is again to gas storage in heat accumulating type water heater 2.
When high voltage customer stopping vapour and low-voltage customer also stopping vapour or with vapour less time, close to the accumulation of heat upper limit after the inherent lasting gas storage of heat accumulating type water heater 2, first pressure control unit 3 can control to connect in high pressure gas-distributing cylinder 4 the venthole valve closing of heat accumulating type water heater 2, pressure in high pressure gas-distributing cylinder 4 can raise rapidly, pressure control unit 3 monitors the force value in high pressure gas-distributing cylinder 4 higher than after the upper limit of set point, pressure control unit 3 controls the start-up circuit of electricity steam boiler 1 and closes, and makes electricity steam boiler 1 quit work;When high voltage customer is resumed with vapour, or the venthole connecting heat accumulating type water heater 2 after low-voltage customer gas consumption is relatively big in high pressure gas-distributing cylinder 4 is opened, capital makes the pressure in high pressure gas-distributing cylinder 4 reduce, pressure control unit 3 monitors the force value in high pressure gas-distributing cylinder 4 lower than after the lower limit of set point, pressure control unit 3 controls the start-up circuit of electricity steam boiler 1 and opens, and steam carried again by electricity steam boiler 1 in high pressure gas-distributing cylinder 4.
Claims (1)
1. a heat accumulating type steam supply system, is characterized in that: include electricity steam boiler, heat accumulating type water heater, pressure control unit, high pressure gas-distributing cylinder, low pressure gas-distributing cylinder;
The electricity venthole of steam boiler is connected with the air intake pipeline of high pressure gas-distributing cylinder, one of them venthole of high pressure gas-distributing cylinder is connected with the air intake pipeline of heat accumulating type water heater, all the other ventholes of high pressure gas-distributing cylinder are connected with high voltage customer pipeline, and high pressure gas-distributing cylinder is provided with pressure-detecting device;Being provided with pressure-detecting device on heat accumulating type water heater, the venthole of heat accumulating type water heater is connected with the air intake pipeline of low pressure gas-distributing cylinder, and the venthole of low pressure gas-distributing cylinder is connected with low-voltage customer pipeline, and low pressure gas-distributing cylinder is provided with pressure-detecting device;
The signal input part of pressure control unit is connected with the pressure-detecting device data wire on high pressure gas-distributing cylinder, heat accumulating type water heater and low pressure gas-distributing cylinder respectively, the pressure data that each pressure-detecting device of real-time reception sends;
One signal output part of pressure control unit is connected with the venthole valve of heat accumulating type water heater, when pressure control unit monitors force value in low pressure gas-distributing cylinder lower than the lower limit of set point, pressure control unit controls the venthole valve opening of heat accumulating type water heater;When pressure control unit monitors the force value in low pressure gas-distributing cylinder higher than the set point upper limit, pressure control unit controls the venthole valve closing of heat accumulating type water heater;
Another signal output part of pressure control unit is connected with the venthole valve being connected heat accumulating type water heater in high pressure gas-distributing cylinder, when pressure control unit monitors the upper limit that the force value in heat accumulating type water heater is higher than set point, pressure control unit controls to connect in high pressure gas-distributing cylinder the venthole valve closing of heat accumulating type water heater;When pressure control unit monitors force value in heat accumulating type water heater lower than the lower limit of set point, pressure control unit controls to connect in high pressure gas-distributing cylinder the venthole valve opening of heat accumulating type water heater;
Another signal output part of pressure control unit is connected with the start-up circuit of electricity steam boiler, when pressure control unit monitors the force value in high pressure gas-distributing cylinder higher than the set point upper limit, pressure control unit controls the start-up circuit of electricity steam boiler and closes, when pressure control unit monitors force value in high pressure gas-distributing cylinder lower than the lower limit of set point, pressure control unit controls the start-up circuit of electricity steam boiler and opens;
When low-voltage customer minimizing vapour or stopping vapour, the pressure in low pressure gas-distributing cylinder can be made to raise, if pressure control unit monitors the upper limit that the force value in low pressure gas-distributing cylinder is higher than set point, pressure control unit controls the venthole valve closing of heat accumulating type water heater, makes the venthole of heat accumulating type water heater stop carrying steam in low pressure gas-distributing cylinder;After low-voltage customer is resumed with vapour, the pressure in low pressure gas-distributing cylinder can be made to reduce, if pressure control unit monitors force value in low pressure gas-distributing cylinder lower than the lower limit of set point, pressure control unit controls the venthole valve opening of heat accumulating type water heater, makes the venthole of heat accumulating type water heater again carry steam for user in low pressure gas-distributing cylinder;
When high voltage customer stopping vapour and low-voltage customer also stopping vapour or with vapour less time, close to the accumulation of heat upper limit after the lasting gas storage in heat accumulating type water heater inherence, first pressure control unit can control to connect in high pressure gas-distributing cylinder the venthole valve closing of heat accumulating type water heater, pressure in high pressure gas-distributing cylinder can raise rapidly, pressure control unit monitors the force value in high pressure gas-distributing cylinder higher than after the upper limit of set point, pressure control unit controls the start-up circuit of electricity steam boiler and closes, and makes electricity steam boiler quit work;When high voltage customer is resumed with vapour, or the venthole connecting heat accumulating type water heater after low-voltage customer gas consumption is relatively big in high pressure gas-distributing cylinder is opened, capital makes the pressure in high pressure gas-distributing cylinder reduce, pressure control unit monitors the force value in high pressure gas-distributing cylinder lower than after the lower limit of set point, pressure control unit controls the start-up circuit of electricity steam boiler and opens, and steam carried again by electricity steam boiler in high pressure gas-distributing cylinder.
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CN201410843743.5A CN104534440B (en) | 2014-12-30 | 2014-12-30 | A kind of heat accumulating type steam supply system |
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CN201410843743.5A CN104534440B (en) | 2014-12-30 | 2014-12-30 | A kind of heat accumulating type steam supply system |
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CN104534440B true CN104534440B (en) | 2016-06-29 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US5080047A (en) * | 1990-12-31 | 1992-01-14 | Williams Charles L | Cyclic demand steam supply system |
CN2636191Y (en) * | 2003-06-14 | 2004-08-25 | 董兆温 | Steam heat storage device |
CN201513870U (en) * | 2009-09-10 | 2010-06-23 | 泉州新一力热能设备有限公司 | System of heat accumulating type electric steam boiler |
CN203471897U (en) * | 2013-10-09 | 2014-03-12 | 巫溪县迪纳木业有限公司 | Steam distributing cylinder |
CN203731528U (en) * | 2014-03-06 | 2014-07-23 | 赵国凌 | Steam heating system utilizing off-peak electricity as energy |
CN203836930U (en) * | 2014-05-12 | 2014-09-17 | 安徽托普节能环保有限公司 | Heat storage device for boiler steam |
CN204358695U (en) * | 2014-12-30 | 2015-05-27 | 北京北方节能环保有限公司 | A kind of heat accumulating type steam supply system |
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