CN209840525U - A water-saving circulating water system for air separation system - Google Patents
A water-saving circulating water system for air separation system Download PDFInfo
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- CN209840525U CN209840525U CN201920389775.0U CN201920389775U CN209840525U CN 209840525 U CN209840525 U CN 209840525U CN 201920389775 U CN201920389775 U CN 201920389775U CN 209840525 U CN209840525 U CN 209840525U
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- cooling tower
- air separation
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Abstract
The utility model relates to an air separation technical field, in particular to a water-saving circulating water system for an air separation system, which comprises a circulating water pool, wherein a cooling tower is arranged above the circulating water pool, an evaporated water collecting device is arranged at the top of the cooling tower, the evaporated water collecting device comprises a steam collecting cover which is arranged at the top of the cooling tower through a bracket, a water return pipe is arranged at the top of the steam collecting cover, the bottom end of the water return pipe is arranged above the circulating water pool and below the cooling tower, and an exhaust fan is arranged in the water return pipe; the top of the circulating water tank is provided with a layer of cover plate; the utility model discloses improved the water conservation volume greatly, the water conservation effect is obvious, has reduced manufacturing cost.
Description
Technical Field
The utility model relates to an empty technical field that divides specifically is a water-saving circulating water system for air separation system.
Background
The industries of petrochemical industry, power generation, air separation and the like are industrial water consumption households, wherein the water consumption of the circulating water cooling tower accounts for more than 45 percent of the whole water consumption. The water loss in the cooling tower is mainly caused by that partial water phase is changed into water vapor to be dispersed into the air due to evaporation and heat dissipation, so that not only is water loss caused, but also a lot of environmental problems are caused due to large water mist sometimes. Under the normal operation state of the liquid air separation system, nearly ten thousand tons of water are needed each month, and the water consumption is large, so that the pressure is increased for a tap water company, and the water consumption of other users on the same tap water pipeline is influenced. For years, people adopt a plurality of technical measures for saving water, but most of the technical measures only recover water drops carried in the air; there is no systematic, many-sided, water-saving measure specially for liquid air separation system.
Disclosure of Invention
The utility model aims at providing a water-saving circulating water system for air separation system in order to solve do not have system at present, many-sided, the problem to liquid air separation system's water conservation measure is provided specially.
The utility model has the following concrete scheme: a water-saving circulating water system for an air separation system comprises a circulating water pool, wherein a cooling tower is arranged above the circulating water pool, an evaporated water collecting device is arranged at the top of the cooling tower and comprises a steam collecting cover arranged at the top of the cooling tower through a bracket, a water return pipe is arranged at the top of the steam collecting cover, the bottom end of the water return pipe is arranged above the circulating water pool and below the cooling tower, and an exhaust fan is arranged in the water return pipe; the top of the circulating water tank is provided with a layer of cover plate.
The utility model is also provided with a water treatment system which comprises a medicament barrel arranged at the top of the circulating water tank, the bottom of the medicament barrel is provided with a medicament discharge pipe which passes through the cover plate and extends into the circulating water tank, and the medicament discharge pipe is provided with a solenoid valve; the water treatment system also comprises a detection device for detecting the concentration multiplying power and the PH value of the circulating water, the detection device sends the detection value to the control system in real time, and the control system controls the opening and closing of the electromagnetic valve of the medicine discharge pipe according to the comparison between the detection value and the preset value.
The medicament barrel top is equipped with one and mends the pencil, mends the other end of pencil and stretches to ground and be equipped with the booster pump, and the medicament pond is equipped with to the input of booster pump, and the booster pump is equipped with automatic control, corresponds ground, is equipped with level sensor in the medicament barrel, and level sensor transmits the automatic control booster pump switch of booster pump with level signal.
The utility model discloses the theory of operation as follows: collecting vapor emerging from the top of the cooling tower through a vapor collecting cover additionally arranged at the top of the cooling tower and refluxing the vapor to the lower part of the cooling tower from a water return pipe, and cooling the water return pipe by cold water sprayed by a spray pipe in the cooling tower to condense the vapor into water to flow back to a circulating water tank; the top of the circulating water tank is provided with a cover plate to reduce the water directly evaporated into the air in the circulating water tank; through setting up automatic reagent feeding device, improve circulating water system's quality of water, reduced the replenishment and the change of circulating water pond discharge.
Compared with the prior art, the utility model has the following advantages: the water loss of the liquid air separation system is reduced in an all-round way, and the water saving amount is improved.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a front view of FIG. 1;
FIG. 3 is a left side view of FIG. 2;
FIG. 4 is a view A-A of FIG. 2;
in the figure: 1-circulating water pool, 2-cover plate, 3-cooling tower, 4-steam collecting cover, 5-water return pipe, 6-medicine discharge pipe, 7-medicine barrel, 8-medicine supplement pipe, 9-medicine pool, 10-detection device, 11-booster pump and 12-exhaust fan.
Detailed Description
Referring to fig. 1-4, the present embodiment includes a circulating water tank 1, a cooling tower 3 is installed above the circulating water tank 1, an evaporated water collecting device is installed at the top of the cooling tower 3, the evaporated water collecting device includes a steam collecting cover 4 installed at the top of the cooling tower 3 through a bracket, a water return pipe 5 is installed at the top of the steam collecting cover 4, the bottom end of the water return pipe 5 is arranged above the circulating water tank 1 and below the cooling tower 3, and an exhaust fan 12 is installed in the water return pipe 5; a layer of cover plate 2 is arranged at the top of the circulating water pool 1, and the cover plate 2 is made of glass fiber reinforced plastics in the embodiment.
The water treatment system is further arranged in the embodiment and comprises a medicament barrel 7 arranged at the top of the circulating water tank 1, a medicament discharge pipe 6 penetrating through the cover plate 2 and extending into the circulating water tank 1 is arranged at the bottom of the medicament barrel 7, and an electromagnetic valve is arranged on the medicament discharge pipe 6; the water treatment system also comprises a detection device 10 for detecting the concentration multiplying power and the PH value of the circulating water, the detection device 10 sends the detection value to the control system in real time, and the control system controls the opening and closing of the electromagnetic valve of the medicine discharge pipe 6 according to the comparison between the detection value and the preset value.
This embodiment 7 top ends of medicament barrel are equipped with one and mend pencil 8, and the other end of mending pencil 8 stretches to ground and is equipped with booster pump 11, and medicament pond 9 is equipped with to booster pump 11's input, and booster pump 11 is equipped with automatic control, and correspondingly, level sensor is equipped with in the medicament barrel 7, and level sensor controls 11 switches of booster pump 11 with the automatic control of liquid level signal transmission to booster pump 11.
Claims (3)
1. The utility model provides a water-saving circulating water system for air separation system, includes the circulating water pond, and the cooling tower is equipped with to the circulating water pond top, characterized by: the top of the cooling tower is provided with an evaporated water collecting device, the evaporated water collecting device comprises a steam collecting cover which is arranged at the top of the cooling tower through a bracket, the top of the steam collecting cover is provided with a water return pipe, the bottom end of the water return pipe is arranged above the circulating water tank and below the cooling tower, and an exhaust fan is arranged in the water return pipe; the top of the circulating water tank is provided with a layer of cover plate.
2. A water-saving circulating water system for an air separation system according to claim 1, wherein: the water treatment system comprises a medicament barrel arranged at the top of the circulating water tank, a medicament discharge pipe penetrating through the cover plate and extending into the circulating water tank is arranged at the bottom of the medicament barrel, and an electromagnetic valve is arranged on the medicament discharge pipe; the water treatment system also comprises a detection device for detecting the concentration multiplying power and the pH value of the circulating water, the detection device sends a detection value to the control system in real time, and the control system controls the opening and closing of the electromagnetic valve of the medicine discharge pipe according to the comparison between the detection value and a preset value.
3. A water-saving type circulating water system for an air separation system according to claim 2, wherein: the top end of the medicament barrel is provided with a medicament supplementing pipe, the other end of the medicament supplementing pipe extends to the ground and is provided with a booster pump, the input end of the booster pump is provided with a medicament pool, the booster pump is provided with an automatic controller, correspondingly, a liquid level sensor is arranged in the medicament barrel, and the liquid level sensor transmits a liquid level signal to the automatic controller of the booster pump to control the switch of the booster pump.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920389775.0U CN209840525U (en) | 2019-03-26 | 2019-03-26 | A water-saving circulating water system for air separation system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920389775.0U CN209840525U (en) | 2019-03-26 | 2019-03-26 | A water-saving circulating water system for air separation system |
Publications (1)
Publication Number | Publication Date |
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CN209840525U true CN209840525U (en) | 2019-12-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920389775.0U Active CN209840525U (en) | 2019-03-26 | 2019-03-26 | A water-saving circulating water system for air separation system |
Country Status (1)
Country | Link |
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CN (1) | CN209840525U (en) |
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2019
- 2019-03-26 CN CN201920389775.0U patent/CN209840525U/en active Active
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