CN203501664U - System for liquefyingchlorine gas by expansion method - Google Patents
System for liquefyingchlorine gas by expansion method Download PDFInfo
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- CN203501664U CN203501664U CN201320446680.0U CN201320446680U CN203501664U CN 203501664 U CN203501664 U CN 203501664U CN 201320446680 U CN201320446680 U CN 201320446680U CN 203501664 U CN203501664 U CN 203501664U
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Abstract
The utility model discloses a system for liquefyingchlorine gas by an expansion method. The existing device for liquefying the chlorine gas is easy to explode or pollutes the environment. The system is characterized in that the output end of a turbine type chlorine-gas compression unit is connected with one end of a first cooling pipe by a boosting brake fan; the other end of the first cooling pipe is connected with the input end of a precooler and the input end of a main expansion machine; the output end of the precooler is connected with the input end of a chlorine-gas liquefier, and the output end of the chlorine-gas liquefier is connected with the input end of a gas-liquid separator; one output end of the gas-liquid separator is connected with the input end of a liquid-chlorine storage groove, and the other output end of the gas-liquid separator is connected with the input end of a tail-chlorine expansion machine of a boosting type expansion unit; the output end of the tail-chlorine expansion machine is connected with a tail-chlorine distributing platform by a second cooling pipe and a third cooling pipe; and the output end of the main expansion machine is connected with the input end of the turbine type chlorine-gas compression unit by a fourth cooling pipe and a fifth cooling pipe. The system disclosed by the utility model is safe, energy-saving and environment-friendly.
Description
Technical field
The utility model belongs to chemical field, is specifically related to the system that a kind of plavini carries out chlorine gas liquefaction.
Background technology
In industrial production, produce at present liquid chlorine conventional have three kinds of methods: i.e. low-temp low-pressure method, medium temperature and medium pressure method and high temperature and high pressure method.The safe coefficient of producing liquid chlorine in production raises and reduces with pressure, but the corresponding reduction of energy consumption.First two method institute chilling requirement provides by refrigerator, and its refrigerant has two kinds of liquefied ammonia and freon.The former is indirectly cooling with calcium chloride brine, but enters after system when A leak of liquefied ammonia, can produce agene and gather while reaching certain content, easily decomposition explosion.The latter is direct-cooling type, comparatively energy-conservation, but freon whole world after the several years will forbid, limit production at present, and reason is that freon can damage the ozone layer, and earth habitable environment is worked the mischief.Latter two method pressuring method adopts sulfuric acid liquid rotary compressor more, and product is easily subject to sulfate pollution, and liquid rotary compressor efficiency is only 30%--40%, has reduced energy-saving effect.
Summary of the invention
The utility model, for the deficiencies in the prior art, proposes the system that a kind of plavini carries out chlorine gas liquefaction, adopts this system to prepare liquid chlorine, energy-saving and environmental protection successful, and safe and reliable.
The utility model comprises turbine type chlorine gas compressor group, booster-type expansion unit, braking cooler, forecooler, chlorine liquefier, gas-liquid separator, liquid chlorine storage tank and tail chlorine dispense station.
Described booster-type expansion unit comprises booster brake blower fan, main decompressor, main shaft, mainshaft gear, idle pulley, countershaft gear, countershaft and tail chlorine decompressor; Between described booster brake blower fan and main decompressor, by main shaft, connect, be fixedly installed mainshaft gear on main shaft, mainshaft gear meshes by idle pulley and countershaft gear, and countershaft gear is fixedly installed on countershaft, and one end of countershaft is fixedly connected with tail chlorine decompressor.
The output of described turbine type chlorine gas compressor group is connected with the input of booster brake blower fan; Turbine type chlorine gas compressor group is provided with compressor cooling water import and compressor cooling water outlet; The output of booster brake blower fan is connected with one end of the first cooling tube; The first cooling tube whole installation is inner at braking cooler, and the other end is connected with the input of forecooler and the input of main decompressor; Braking cooler is provided with cooler cooling water inlet and cooler coolant outlet; The output of forecooler is connected with the input of chlorine liquefier, and the output of chlorine liquefier is connected with the input of gas-liquid separator; An output of gas-liquid separator is connected with the input of liquid chlorine storage tank, and another output is connected with the input of the tail chlorine decompressor of booster-type expansion unit; The output of tail chlorine decompressor is connected with one end of the second cooling tube; The second cooling tube whole installation is inner at chlorine liquefier, and the other end is connected with one end of the 3rd cooling tube; The 3rd cooling tube whole installation is inner at forecooler, and the other end is connected with the input of tail chlorine dispense station.
The output of described main decompressor is connected with one end of the 4th cooling tube; The 4th cooling tube whole installation is inner at chlorine liquefier, and the other end is connected with one end of the 5th cooling tube; The 5th cooling tube whole installation is inner at forecooler, and the other end is connected with the input of turbine type chlorine gas compressor group.
The beneficial effects of the utility model:
1, the utility model adopts turbine type chlorine gas compressor group to pressurize to chlorine, and its efficiency can reach 60%--80%, be 2 times of sulfuric acid liquid rotary pump, thereby energy-saving effect is remarkable, and saves sulfuric acid, avoids sulfate pollution product.
2, the tail chlorine swell refrigeration after the utility model adopts tail chlorine decompressor to liquefaction, makes can be recovered and do the energy in the chlorine of 0.1～0.5MPa, thereby realizes further energy-conservation.
3, the utility model is used chlorine itself as refrigerant, has thoroughly eliminated with ammonia, to do refrigerant and easily generate the danger that liquid chlorine that agene causes explodes, and has stopped the destruction to ozone layer that freon causes, the biological living environment of preserving our planet.
Accompanying drawing explanation
Fig. 1 is system architecture schematic diagram of the present utility model.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
As shown in Figure 1, the system that a kind of plavini carries out chlorine gas liquefaction comprises turbine type chlorine gas compressor group 1, booster-type expansion unit 2, braking cooler 3, forecooler 4, chlorine liquefier 5, gas-liquid separator 6, liquid chlorine storage tank 7 and tail chlorine dispense station 8.
Booster-type expansion unit 2 comprises booster brake blower fan 2-1, main decompressor 2-2, main shaft 2-3, mainshaft gear 2-4, idle pulley 2-5, countershaft gear 2-6, countershaft 2-7 and tail chlorine decompressor 2-8; Between booster brake blower fan 2-1 and main decompressor 2-2, by main shaft 2-3, connect, on main shaft 2-3, be fixedly installed mainshaft gear 2-4, mainshaft gear meshes by idle pulley 2-5 and countershaft gear 2-6, and it is upper that countershaft gear is fixedly installed on countershaft 2-7, and one end of countershaft is fixedly connected with tail chlorine decompressor 2-8.
The output of turbine type chlorine gas compressor group 1 is connected with the input of booster brake blower fan 2-1; Turbine type chlorine gas compressor group is provided with compressor cooling water import a and compressor cooling water outlet b; The output of booster brake blower fan 2-1 is connected with one end of the first cooling tube 3-1; The first cooling tube whole installation is in braking cooler 3 inside, and the other end is connected with the input of forecooler 4 and the input of main decompressor 2-2; Braking cooler 3 is provided with cooler cooling water inlet c and cooler coolant outlet d; The output of forecooler 4 is connected with the input of chlorine liquefier 5, and the output of chlorine liquefier 5 is connected with the input of gas-liquid separator 6; An output of gas-liquid separator 6 is connected with the input of liquid chlorine storage tank 7, and another output is connected with the input of the tail chlorine decompressor 2-8 of booster-type expansion unit; The output of tail chlorine decompressor 2-8 is connected with one end of the second cooling tube 5-1; The second cooling tube whole installation is in chlorine liquefier 5 inside, and the other end is connected with one end of the 3rd cooling tube 4-1; The 3rd cooling tube whole installation is in forecooler 4 inside, and the other end is connected with the input of tail chlorine dispense station 8.
The output of main decompressor 2-2 is connected with one end of the 4th cooling tube 5-2; The 4th cooling tube whole installation is in chlorine liquefier 5 inside, and the other end is connected with one end of the 5th cooling tube 4-2; The 5th cooling tube 4-2 whole installation is in forecooler 4 inside, and the other end is connected with the input of turbine type chlorine gas compressor group 1.
This plavini carries out the System Working Principle of chlorine gas liquefaction:
The raw material chlorine of 0.15～0.2MPa pressurizes and is cooled to the normal temperature chlorine of 0.5MPa through turbine type chlorine gas compressor group 1, then the booster brake blower fan 2-1 that enters booster-type expansion unit pressurizes again, and enter the first cooling tube 3-1 that is arranged on braking cooler 3 inside and make chlorine recover normal temperature, but pressure further raises.From a part of chlorine of the first cooling tube output, through forecooler 4, enter chlorine liquefier 5, the gas-liquid mixture producing is through gas-liquid separator 6 separation, liquid chlorine enters liquid chlorine storage tank 7 and packs for liquid chlorine, the tail chlorine decompressor 2-8 that chlorine enters booster-type expansion unit carries out constant entropy expansion, the interior energy discharging is through countershaft gear 2-6, idle pulley 2-5 passes to mainshaft gear 2-4, jointly drives braking blower 2-1 with main decompressor 2-2 by main shaft 2-3.The cold that expansion produces through tail chlorine decompressor 2-8 is carried and is entered the second cooling tube 5-1 by chlorine itself, constantly carry out heat exchange with the chlorine through chlorine liquefier 5, then enter the 3rd cooling tube 4-1, with through the chlorine of forecooler 4, carry out heat exchange, tail chlorine is risen again and to approaching, enters tail chlorine dispense station 8 after normal temperature and distribute to tail chlorine user.The main decompressor 2-2 that another part chlorine of exporting from the first cooling tube enters booster-type expansion unit carries out constant entropy expansion, the cold producing that expands is carried and is entered the 4th cooling tube 5-2 by chlorine itself, constantly carry out heat exchange with the chlorine through chlorine liquefier 5, then enter the 5th cooling tube 4-2, with through the chlorine of forecooler 4, carry out heat exchange, rise again and get back to turbine type chlorine gas compressor group 1 after normal temperature and recycle to approaching.
Claims (1)
1. plavini carries out a system for chlorine gas liquefaction, comprises turbine type chlorine gas compressor group, booster-type expansion unit, braking cooler, forecooler, chlorine liquefier, gas-liquid separator, liquid chlorine storage tank and tail chlorine dispense station, it is characterized in that:
Described booster-type expansion unit comprises booster brake blower fan, main decompressor, main shaft, mainshaft gear, idle pulley, countershaft gear, countershaft and tail chlorine decompressor; Between described booster brake blower fan and main decompressor, by main shaft, connect, be fixedly installed mainshaft gear on main shaft, mainshaft gear meshes by idle pulley and countershaft gear, and countershaft gear is fixedly installed on countershaft, and one end of countershaft is fixedly connected with tail chlorine decompressor;
The output of described turbine type chlorine gas compressor group is connected with the input of booster brake blower fan; Turbine type chlorine gas compressor group is provided with compressor cooling water import and compressor cooling water outlet; The output of booster brake blower fan is connected with one end of the first cooling tube; The first cooling tube whole installation is inner at braking cooler, and the other end is connected with the input of forecooler and the input of main decompressor; Braking cooler is provided with cooler cooling water inlet and cooler coolant outlet; The output of forecooler is connected with the input of chlorine liquefier, and the output of chlorine liquefier is connected with the input of gas-liquid separator; An output of gas-liquid separator is connected with the input of liquid chlorine storage tank, and another output is connected with the input of the tail chlorine decompressor of booster-type expansion unit; The output of tail chlorine decompressor is connected with one end of the second cooling tube; The second cooling tube whole installation is inner at chlorine liquefier, and the other end is connected with one end of the 3rd cooling tube; The 3rd cooling tube whole installation is inner at forecooler, and the other end is connected with the input of tail chlorine dispense station;
The output of described main decompressor is connected with one end of the 4th cooling tube; The 4th cooling tube whole installation is inner at chlorine liquefier, and the other end is connected with one end of the 5th cooling tube; The 5th cooling tube whole installation is inner at forecooler, and the other end is connected with the input of turbine type chlorine gas compressor group.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320446680.0U CN203501664U (en) | 2013-07-25 | 2013-07-25 | System for liquefyingchlorine gas by expansion method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320446680.0U CN203501664U (en) | 2013-07-25 | 2013-07-25 | System for liquefyingchlorine gas by expansion method |
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| Publication Number | Publication Date |
|---|---|
| CN203501664U true CN203501664U (en) | 2014-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320446680.0U Expired - Lifetime CN203501664U (en) | 2013-07-25 | 2013-07-25 | System for liquefyingchlorine gas by expansion method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113564621A (en) * | 2021-06-15 | 2021-10-29 | 洛阳双瑞万基钛业有限公司 | Tail chlorine treatment device and treatment method for titanium sponge full-flow production |
-
2013
- 2013-07-25 CN CN201320446680.0U patent/CN203501664U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113564621A (en) * | 2021-06-15 | 2021-10-29 | 洛阳双瑞万基钛业有限公司 | Tail chlorine treatment device and treatment method for titanium sponge full-flow production |
| CN113564621B (en) * | 2021-06-15 | 2023-12-15 | 洛阳双瑞万基钛业有限公司 | Tail chlorine treatment device and method for whole-flow production of titanium sponge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: System for liquefyingchlorine gas by expansion method Effective date of registration: 20140822 Granted publication date: 20140326 Pledgee: Zhang Jie Pledgor: Hangzhou Qiushi Turbine Manufacturing Co. Ltd., Zhou Guoqiang, Zhou Yin Registration number: 2014330000027 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20171207 Granted publication date: 20140326 |
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| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20191207 Granted publication date: 20140326 |
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| PD01 | Discharge of preservation of patent |