CN205174321U - Thermal power factory unboiled water temperature regulation and control device - Google Patents
Thermal power factory unboiled water temperature regulation and control device Download PDFInfo
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- CN205174321U CN205174321U CN201520844494.1U CN201520844494U CN205174321U CN 205174321 U CN205174321 U CN 205174321U CN 201520844494 U CN201520844494 U CN 201520844494U CN 205174321 U CN205174321 U CN 205174321U
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
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Abstract
The utility model relates to a thermal power factory unboiled water temperature regulation and control device. Now still there is not one kind can adjust the thermal power factory unboiled water temperature regulation and control device that the unboiled water temperature is in optimum condition. The utility model discloses a characteristics are: the one end of a pipeline hot water intake pipe and the circulating water delivery port of condenser are connected, the other end and pipeline no. 1 is connected, the one end of a pipeline cold water intake pipe and the circulating water water inlet of condenser are connected, the other end and pipeline no. 1 is connected, pipeline no. 1 and the total union coupling of water intaking, a pipeline adjusting valve and pipeline in -take pump all installs on pipeline no. 1, the one end of two hot water intake pipes of pipeline and the circulating water delivery port of condenser are connected, the other end and pipeline no. 2 is connected, the one end of pipeline secondary cooling water intake pipe and the circulating water water inlet of condenser are connected, the other end and pipeline no. 2 is connected, pipeline no. 2 and the total union coupling of water intaking, the water intaking house steward connects with mixed water tank, the thermometer is installed on mixing the water tank. The utility model discloses can adjust the unboiled water temperature is in optimum condition.
Description
Technical field
The utility model relates to a kind of thermal power plant unboiled water water temperature regulate and control device, belongs to unboiled water water temperature control technology field, thermal power plant.
Background technology
At present, most thermal power plants adopt ultrafiltration to add mode that counter-infiltration adds ion-exchange demineralization processes unboiled water, and then as the water source of condensate water moisturizing.But the operating efficiency of reverse osmosis unit affects larger by water source temperature, there are some researches show: it is very responsive that reverse osmosis membrane produces the change of water to water inlet water temperature, water inlet water temperature often raises 1 DEG C, aquifer yield just increases 2.5%-3.0%, but water temperature exceeds 45 DEG C, film fast hydrolyzing can be caused, and damage composite membrane.So unboiled water water temperature should control in the scope of 25 ± 5 DEG C.
In south, many thermal power plants closing on rivers lake adopt open circulating water as condenser steam cooling water, and this type power plant generally uses recirculated water as unboiled water water source.And the inflow temperature of recirculated water remains on 10 DEG C-27 DEG C, leaving water temperature remains within the scope of 20 DEG C-40 DEG C.
Winter, season in spring two, coolant-temperature gage is lower, and water temperature is at about 10-15 DEG C, and low temperature unboiled water can make reverse osmosis membrane filter opening diminish, and the water-flowing amount of film reduces thereupon, and wastewater discharge increases; Reverse osmosis membrane filter opening diminishes, and also can cause equipment pressure increase simultaneously, to the pressure increase of reverse osmosis membrane, have influence on the service life of reverse osmosis unit.
Also there is no a kind of reasonable in design now, unboiled water water temperature can be regulated to be in optimum condition, improve reverse osmosis membrane operating efficiency, increase the thermal power plant unboiled water water temperature regulate and control device in reverse osmosis unit service life.
Utility model content
The purpose of this utility model is to overcome above shortcomings in prior art, and a kind of reasonable in design is provided, unboiled water water temperature can be regulated to be in optimum condition, to improve reverse osmosis membrane operating efficiency, increase the thermal power plant unboiled water water temperature regulate and control device in reverse osmosis unit service life.
The technical scheme in the invention for solving the above technical problem is: the design feature of this thermal power plant unboiled water water temperature regulate and control device is: comprise pipeline one hot water water intaking pipe valve, pipeline one cold water water intaking pipe valve, pipeline secondary cooling water water intaking pipe valve, pipeline two hot water water intaking pipe valve, pipeline one control valve, pipeline two control valve, temperature feedback arrangement, thermometer, mixing tank, pipeline one water pump, pipeline two water pump, pipeline one hot water intake pipe, pipeline one cold water intake pipe, pipeline one, pipeline two hot water intake pipe, pipeline secondary cooling water intake pipe, pipeline two and water intaking house steward, one end of described pipeline one hot water intake pipe is connected with the recirculated water delivery port of condenser, the other end of this pipeline one hot water intake pipe is connected with pipeline one, described pipeline one hot water water intaking pipeline valve installation is on pipeline one hot water intake pipe, one end of described pipeline one cold water intake pipe is connected with the recirculated water water inlet of condenser, the other end of this pipeline one cold water intake pipe is connected with pipeline one, described pipeline one cold water water intaking pipeline valve installation is on pipeline one cold water intake pipe, described pipeline one is connected with water intaking house steward, described pipeline one control valve and pipeline one water pump are installed on pipeline one, one end of described pipeline two hot water intake pipe is connected with the recirculated water delivery port of condenser, the other end of this pipeline two hot water intake pipe is connected with pipeline two, described pipeline two hot water water intaking pipeline valve installation is on pipeline two hot water intake pipe, described one end of pipeline secondary cooling water intake pipe is connected with the recirculated water water inlet of condenser, the other end of this pipeline secondary cooling water intake pipe is connected with pipeline two, described pipeline secondary cooling water water intaking pipeline valve installation is on pipeline secondary cooling water intake pipe, described pipeline two is connected with water intaking house steward, described pipeline two control valve and pipeline two water pump are installed on pipeline two, described water intaking house steward is connected with mixing tank, described thermometer is arranged on mixing tank, described temperature feedback arrangement is connected with thermometer, described pipeline one control valve is all connected with temperature feedback arrangement with pipeline two control valve.
As preferably, the other end of pipeline one hot water intake pipe described in the utility model, pipeline one water pump and pipeline one control valve are arranged in order along pipeline one.
As preferably, the other end of pipeline two hot water intake pipe described in the utility model, pipeline two water pump and pipeline two control valve are arranged in order along pipeline two.
As preferably, pipeline one hot water water intaking pipe valve described in the utility model, pipeline one cold water water intaking pipe valve, pipeline secondary cooling water water intaking pipe valve and pipeline two hot water water intaking pipe valve are manually-operated gate structure.
The utility model compared with prior art, have the following advantages and effect: circulating water outlet water is hot water, circulating water intake water is cold water, cold water and hot water mix at mixing tank, by thermometer, the water temperature in mixing water is measured, fed back by temperature feedback arrangement, the effective valve opening regulating hot water and cold water, make the mixed water temperature in mixing tank reach optimum water temperature, in mixing tank, mixed mixing water goes to unboiled water treating apparatus.Structure of the present utility model is simple, easily operates, and unboiled water water temperature can be controlled in most zone of reasonableness.
Accompanying drawing explanation
Fig. 1 is the structural representation of thermal power plant unboiled water water temperature regulate and control device in the utility model embodiment.
In figure: 1 is pipeline one cold water water intaking pipe valve, 2 is pipeline one hot water water intaking pipe valve, 3 is pipeline two hot water water intaking pipe valve, 4 is pipeline secondary cooling water water intaking pipe valve, 5 is pipeline one control valve, 6 is pipeline two control valve, 7 is temperature feedback arrangement, 8 is thermometer, 9 is mixing tank, 10 is pipeline one water pump, 11 is pipeline two water pump, 12 is pipeline one cold water intake pipe, 13 is pipeline one hot water intake pipe, 14 is pipeline one, 15 is pipeline secondary cooling water intake pipe, 16 is pipeline two hot water intake pipe, 17 is pipeline two, 18 is water intaking house steward, 19 is condenser.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by embodiment, the utility model is described in further detail, and following examples are that the utility model is not limited to following examples to explanation of the present utility model.
Embodiment.
See Fig. 1, thermal power plant unboiled water water temperature regulate and control device in the present embodiment comprises pipeline one cold water water intaking pipe valve 1, pipeline one hot water water intaking pipe valve 2, pipeline two hot water water intaking pipe valve 3, pipeline secondary cooling water water intaking pipe valve 4, pipeline one control valve 5, pipeline two control valve 6, temperature feedback arrangement 7, thermometer 8, mixing tank 9, pipeline one water pump 10, pipeline two water pump 11, pipeline one cold water intake pipe 12, pipeline one hot water intake pipe 13, pipeline 1, pipeline secondary cooling water intake pipe 15, pipeline two hot water intake pipe 16, pipeline 2 17 and water intaking house steward 18.
In the present embodiment, one end of pipeline one cold water intake pipe 12 is connected with the recirculated water water inlet of condenser 19, the other end of this pipeline one cold water intake pipe 12 is connected with pipeline 1, pipeline one cold water water intaking pipe valve 1 is arranged on pipeline one cold water intake pipe 12, one end of pipeline one hot water intake pipe 13 is connected with the recirculated water delivery port of condenser 19, the other end of this pipeline one hot water intake pipe 13 is connected with pipeline 1, pipeline one hot water water intaking pipe valve 2 is arranged on pipeline one hot water intake pipe 13, pipeline 1 is connected with water intaking house steward 18, pipeline one control valve 5 and pipeline one water pump 10 are installed on pipeline 1.
In the present embodiment, one end of pipeline secondary cooling water intake pipe 15 is connected with the recirculated water water inlet of condenser 19, the other end of this pipeline secondary cooling water intake pipe 15 is connected with pipeline 2 17, pipeline secondary cooling water water intaking pipe valve 4 is arranged on pipeline secondary cooling water intake pipe 15, one end of pipeline two hot water intake pipe 16 is connected with the recirculated water delivery port of condenser 19, the other end of this pipeline two hot water intake pipe 16 is connected with pipeline 2 17, pipeline two hot water water intaking pipe valve 3 is arranged on pipeline two hot water intake pipe 16, pipeline 2 17 is connected with water intaking house steward 18, pipeline two control valve 6 and pipeline two water pump 11 are installed on pipeline 2 17.
Water intaking house steward 18 in the present embodiment is connected with mixing tank 9, and thermometer 8 is arranged on mixing tank 9, and temperature feedback arrangement 7 is connected with thermometer 8, and pipeline one control valve 5 is all connected with temperature feedback arrangement 7 with pipeline two control valve 6.
Under normal circumstances, in the present embodiment, the other end of pipeline one cold water intake pipe 12, pipeline one water pump 10 and pipeline one control valve 5 are arranged in order along pipeline 1, and the other end of pipeline secondary cooling water intake pipe 15, pipeline two water pump 11 and pipeline two control valve 6 are arranged in order along pipeline 2 17.Pipeline one cold water water intaking pipe valve 1, pipeline one hot water water intaking pipe valve 2, pipeline two hot water water intaking pipe valve 3 and pipeline secondary cooling water water intaking pipe valve 4 are manually-operated gate structure.
Thermal power plant unboiled water water temperature regulate and control device in the present embodiment is measured by the mixing water water temperature in thermometer 8 pairs of mixing tanks 9, pass through temperature feedback arrangement, the valve opening of effective adjustment hot water and cold water, make the mixed water temperature in mixing tank 9 reach optimum water temperature, mixed mixing water goes to unboiled water treating apparatus.Obtain hot water and cold water at recirculated water water inlet and recirculated water delivery port respectively, cold water and hot water mix at mixing tank 9, by regulating the ratio of hot water, cold water, the mixing water regulation and control in mixing tank 9 in optimum range.
Below the occupation mode of the thermal power plant unboiled water water temperature regulate and control device Various Seasonal in the present embodiment is illustrated.
Mode one: at the Winter Solstice, unboiled water temperature is lower, when being less than 15 DEG C, blind off a line one cold water water intaking pipe valve 1 and pipeline secondary cooling water water intaking pipe valve 4, open pipeline one hot water water intaking pipe valve 2 and pipeline two hot water water intaking pipe valve 3, regulate pipeline one control valve 5 and pipeline two control valve 6 to standard-sized sheet, using the recirculated water delivery port of condenser 19 as unboiled water water source.
Mode two: in the summer, unboiled water temperature is higher, during higher than 25 DEG C, blind off a line one hot water water intaking pipe valve 2 and pipeline two hot water water intaking pipe valve 3, open pipeline one cold water water intaking pipe valve 1 and pipeline secondary cooling water water intaking pipe valve 4, regulate pipeline one control valve 5 and pipeline two control valve 6 to standard-sized sheet, using the recirculated water water inlet of condenser 19 as unboiled water water source.
Mode three: in season in spring and autumn, unboiled water temperature ratio is higher than 15 DEG C, during lower than 25 DEG C, blind off a line one cold water water intaking pipe valve 1 and pipeline one hot water water intaking pipe valve 2, open pipeline two hot water water intaking pipe valve 3 and pipeline secondary cooling water water intaking pipe valve 4, or, blind off a line two hot water water intaking pipe valves 3 and pipeline secondary cooling water water intaking pipe valve 4, open pipeline one cold water water intaking pipe valve 1 and pipeline one hot water water intaking pipe valve 2, using the recirculated water water inlet of condenser 19 and recirculated water delivery port simultaneously as unboiled water water source, by regulating the aperture size of pipeline one control valve 5 and pipeline two control valve 6, mixing water temperature in regulation and control mixing tank 9.
In addition, it should be noted that, the specific embodiment described in this description, the shape, institute's title of being named etc. of its parts and components can be different, and the above content described in this description is only to the explanation of the utility model structure example.The equivalence change that structure, feature and principle described in all foundation the utility model inventional idea are done or simple change, be included in the protection domain of the utility model patent.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment; only otherwise depart from structure of the present utility model or surmount this scope as defined in the claims, protection domain of the present utility model all should be belonged to.
Claims (4)
1. a thermal power plant unboiled water water temperature regulate and control device, it is characterized in that: comprise pipeline one hot water water intaking pipe valve, pipeline one cold water water intaking pipe valve, pipeline secondary cooling water water intaking pipe valve, pipeline two hot water water intaking pipe valve, pipeline one control valve, pipeline two control valve, temperature feedback arrangement, thermometer, mixing tank, pipeline one water pump, pipeline two water pump, pipeline one hot water intake pipe, pipeline one cold water intake pipe, pipeline one, pipeline two hot water intake pipe, pipeline secondary cooling water intake pipe, pipeline two and water intaking house steward, one end of described pipeline one hot water intake pipe is connected with the recirculated water delivery port of condenser, the other end of this pipeline one hot water intake pipe is connected with pipeline one, described pipeline one hot water water intaking pipeline valve installation is on pipeline one hot water intake pipe, one end of described pipeline one cold water intake pipe is connected with the recirculated water water inlet of condenser, the other end of this pipeline one cold water intake pipe is connected with pipeline one, described pipeline one cold water water intaking pipeline valve installation is on pipeline one cold water intake pipe, described pipeline one is connected with water intaking house steward, described pipeline one control valve and pipeline one water pump are installed on pipeline one, one end of described pipeline two hot water intake pipe is connected with the recirculated water delivery port of condenser, the other end of this pipeline two hot water intake pipe is connected with pipeline two, described pipeline two hot water water intaking pipeline valve installation is on pipeline two hot water intake pipe, described one end of pipeline secondary cooling water intake pipe is connected with the recirculated water water inlet of condenser, the other end of this pipeline secondary cooling water intake pipe is connected with pipeline two, described pipeline secondary cooling water water intaking pipeline valve installation is on pipeline secondary cooling water intake pipe, described pipeline two is connected with water intaking house steward, described pipeline two control valve and pipeline two water pump are installed on pipeline two, described water intaking house steward is connected with mixing tank, described thermometer is arranged on mixing tank, described temperature feedback arrangement is connected with thermometer, described pipeline one control valve is all connected with temperature feedback arrangement with pipeline two control valve.
2. thermal power plant according to claim 1 unboiled water water temperature regulate and control device, is characterized in that: the other end of described pipeline one hot water intake pipe, pipeline one water pump and pipeline one control valve are arranged in order along pipeline one.
3. thermal power plant according to claim 1 unboiled water water temperature regulate and control device, is characterized in that: the other end of described pipeline two hot water intake pipe, pipeline two water pump and pipeline two control valve are arranged in order along pipeline two.
4. thermal power plant according to claim 1 unboiled water water temperature regulate and control device, is characterized in that: described pipeline one hot water water intaking pipe valve, pipeline one cold water water intaking pipe valve, pipeline secondary cooling water water intaking pipe valve and pipeline two hot water water intaking pipe valve are manually-operated gate structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520844494.1U CN205174321U (en) | 2015-10-28 | 2015-10-28 | Thermal power factory unboiled water temperature regulation and control device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520844494.1U CN205174321U (en) | 2015-10-28 | 2015-10-28 | Thermal power factory unboiled water temperature regulation and control device |
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| CN205174321U true CN205174321U (en) | 2016-04-20 |
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| CN201520844494.1U Active CN205174321U (en) | 2015-10-28 | 2015-10-28 | Thermal power factory unboiled water temperature regulation and control device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858959A (en) * | 2016-05-05 | 2016-08-17 | 华电电力科学研究院 | Open circulating water thermal power plant raw water source device and control method thereof |
| CN110282809A (en) * | 2019-07-30 | 2019-09-27 | 中国华能集团清洁能源技术研究院有限公司 | A kind of system and method for producing boiler demineralized water using recirculated water |
-
2015
- 2015-10-28 CN CN201520844494.1U patent/CN205174321U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858959A (en) * | 2016-05-05 | 2016-08-17 | 华电电力科学研究院 | Open circulating water thermal power plant raw water source device and control method thereof |
| CN110282809A (en) * | 2019-07-30 | 2019-09-27 | 中国华能集团清洁能源技术研究院有限公司 | A kind of system and method for producing boiler demineralized water using recirculated water |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |