CN215756436U - Skid-mounted hydrogen bromide gas production equipment - Google Patents
Skid-mounted hydrogen bromide gas production equipment Download PDFInfo
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- CN215756436U CN215756436U CN202121917561.XU CN202121917561U CN215756436U CN 215756436 U CN215756436 U CN 215756436U CN 202121917561 U CN202121917561 U CN 202121917561U CN 215756436 U CN215756436 U CN 215756436U
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Abstract
The utility model discloses skid-mounted hydrogen bromide gas production equipment which comprises an integration grid, wherein a gas supply device, a synthesis device, a cooling device, an impurity removal device, a collection device, a tail gas treatment device and a public engineering device which are connected through pipelines are sequentially arranged in the integration grid; the gas supply device is connected with a gas inlet at the bottom of the synthesis device, a gas outlet at the top end of the synthesis device is connected with a cooling device, the cooling device is connected with an impurity removal device, and the impurity removal device is respectively connected with a collection device and a tail gas treatment device; the impurity removal device comprises a plurality of adsorption towers which are arranged in series; and matched automatic control systems are arranged among the devices and used for controlling the operation of the devices. The skid-mounted integrated production equipment adopted by the utility model can be transported integrally, has small occupied area, is convenient to move, can be produced and used as required, and avoids the problems of transportation and storage of hydrogen bromide gas.
Description
Technical Field
The utility model relates to the technical field of hydrogen bromide synthesis, in particular to skid-mounted hydrogen bromide gas production equipment.
Background
Hydrogen bromide, a binary compound known as hydrobromic acid, HBr, is highly corrosive, reacts with some reactive metal powders, and is a basic raw material for the manufacture of various inorganic bromides and certain alkyl bromides.
At present, hydrogen bromide is synthesized by directly burning hydrogen and bromine, and the direct burning synthesis process is to obtain hydrogen bromide by using the burning reaction of the hydrogen and the bromine. This method can obtain relatively pure hydrogen bromide. However, the reaction conditions are severe, the nozzle design of the combustion equipment is demanding and complicated, and uneven mixing of raw materials is likely to occur. Meanwhile, hydrogen as a raw material and explosion are easy to occur, and the combustion reaction needs to be carried out at the high temperature of 600-800 ℃, so that the temperature is high and the danger coefficient is large. Or the reaction temperature is reduced to 100-120 ℃ by adding the catalyst, but the reaction catalyst is easy to deactivate at the temperature, the catalyst needs to be frequently replaced in the actual production process, the operation is complex, and the danger coefficient is increased.
Because the hydrogen bromide has strong corrosivity, the production process has large danger coefficient, the storage condition is harsh, ventilation is needed, and the storage temperature is not higher than 30 ℃, which brings great difficulty to the production and storage of the hydrogen bromide.
Disclosure of Invention
The utility model aims to provide skid-mounted hydrogen bromide gas production equipment, all production devices are integrated in a container, the skid-mounted hydrogen bromide gas production equipment can be disassembled and assembled according to production requirements, the production equipment can be transported integrally, the occupied area is small, and the operation flow is simple.
In order to achieve the purpose of the utility model, the technical scheme of the utility model is as follows:
a skid-mounted hydrogen bromide gas production device comprises an integration grid, and is characterized in that a gas supply device, a synthesis device, a cooling device, an impurity removal device, a collection device, a tail gas treatment device and a public engineering device which are connected through pipelines are sequentially arranged in the integration grid; the gas supply device is connected with a gas inlet at the bottom of the synthesis device, a gas outlet at the top end of the synthesis device is connected with the cooling device, the cooling device is connected with the impurity removal device, and the impurity removal device is respectively connected with the collection device and the tail gas treatment device; the impurity removal device comprises a plurality of adsorption towers which are arranged in series, the purified hydrogen bromide gas enters the collection device, and other gases enter the tail gas treatment device; and matched automatic control systems are arranged among the devices and used for controlling the operation of the devices.
Preferably, the gas supply device comprises three supply units of hydrogen, bromine vapor and compressed air, the synthesis device comprises a synthesis furnace, the gas inlet at the bottom of the synthesis furnace comprises three gas inlet units, and the three supply units can be respectively connected with the three gas inlet units and can be mixed in the synthesis furnace.
Preferably, the bromine steam supply unit comprises a bromine storage tank and a gasifier, the gasifier is arranged between the bromine storage tank and a pipeline connected with the synthesis furnace, and the purity of bromine is high
Not less than 99.99 percent, and the contents of other impurities and chloride ions are less than 100 ppm; the hydrogen supply unit is a hydrogen storage cylinder, and the purity of the hydrogen is more than or equal to 99.99%.
Preferably, the cooling unit comprises a hydrogen bromide gas cooler for rapidly cooling the hydrogen bromide gas generated by the hydrogen bromide synthesis furnace.
Preferably, the automatic control system comprises a flow regulating device for bromine, hydrogen and compressed air, a detection device for temperature, pressure and liquid level of each device and a DCS control instrument.
Preferably, the tail gas treatment device comprises a leaching tower, and gas recovered in the pipeline is washed by alkali liquor, sprayed and absorbed. And the gas supply device, the synthesis device and the impurity removal device are communicated with the leaching tower through pipelines to treat unreacted gas and recycle the unreacted gas.
Preferably, a detection device is further arranged in the integrated grid and used for detecting the quality of the hydrogen bromide gas in the collection device.
Preferably, the detection device comprises an online analytical chromatograph and a moisture analyzer.
Preferably, the utilities include water and energy required for the production facility.
By adopting the technical scheme, the utility model has the following advantages:
1. the skid-mounted integrated production equipment adopted by the utility model can be transported integrally, has small occupied area, is convenient to move, can be produced and used as required, and avoids the problems of transportation and storage of hydrogen bromide gas.
2. The whole operation system is in a highly automatic and standardized mode, and an operator can operate the system only by simple training, so that the labor cost is saved.
3. According to local conditions, a production site is selected according to actual needs, public engineering facilities can be combined, production is convenient, and the risk coefficient of the production process is low.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Wherein: 1, integrating grids; 2 moving the wheel; 101 bromine storage tank; 102 a vaporizer; 103, a synthesis furnace; 104 a condenser; 105 a first cache tank; 106 an adsorption column; 107 a second cache tank; 108, a leaching tower; 109 a hydrogen bromide metering pump; 1010 a detection equipment integration box; 1011DCS instrumentation; 1012 bromine metering pump; 1103 pressure pump.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the specific contents of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without making any creative effort, shall fall within the protection scope of the present invention.
The embodiment of the utility model provides skid-mounted hydrogen bromide gas production equipment, which comprises an integration grid 1 and a device arranged in the integration grid 1, wherein the integration grid 1 is provided with a plurality of movable wheels 2, the production equipment can be moved according to needs to be produced and used nearby, and the defect that the hydrogen bromide gas is inconvenient to transport and store is overcome.
Each device passes through the tube coupling in the integrated check 1, specifically includes gas supply device, synthesizer, cooling device, edulcoration device, collection device and tail gas processing apparatus. The gas supply device is connected with a gas inlet at the bottom of the synthesis device, a gas outlet at the top end of the synthesis device is connected with the cooling device, the cooling device is connected with the impurity removal device, the impurity removal device is respectively connected with the collection device and the tail gas treatment device, and matched automatic control systems are arranged among the devices and used for controlling the operation of the devices.
The technical scheme of the utility model is specifically explained in the following by combining the drawings.
Referring to fig. 1, the gas supply device comprises three supply units of hydrogen, bromine vapor and compressed air, wherein the supply unit of bromine vapor comprises a bromine storage tank 101 and a vaporizer 102, the two are connected through a pipeline, and a DCS meter 1011 and a bromine metering pump 1012 are arranged on the pipeline between the two for detecting and reading the flow of bromine. Gasifier 102 converts bromine to bromine vapor.
The synthesis device comprises a synthesis furnace 103, the bottom is arranged at the furnace end of the synthesis furnace 103, the air inlet on the furnace end comprises three air inlet units A, B, C, wherein the air inlet unit A is a bromine steam air inlet, the air inlet unit B is a hydrogen air inlet, the air inlet unit C is a compressed air inlet, the gas of the three air inlet units is respectively connected with the three air supply units corresponding to each other, and the three air supply units can be uniformly mixed after entering the synthesis furnace.
The bromine gasifier 102 is arranged between pipelines connected with the bromine storage tank 101 and the synthesis furnace 103, the purity of the bromine is more than or equal to 99.9 percent, and the contents of other impurities and chloride ions are less than 100 ppm; the hydrogen supply unit is a hydrogen storage cylinder, and the purity of the hydrogen is more than or equal to 99.99%.
This example uses a displacement ignition method to synthesize hydrogen bromide gas. The method comprises the steps of firstly, starting an air inlet unit C of compressed air and an air inlet unit B of hydrogen, starting an ignition device after the air inlet unit C of the compressed air and the air inlet unit B of the hydrogen are uniformly mixed in a synthesis furnace, then starting an air inlet unit A of bromine steam, gradually increasing the flow of the air inlet unit A, and reducing the flow of the compressed air at the same speed, so that the compressed air and the hydrogen in the mixed gas are gradually converted into the hydrogen and the bromine steam, namely, the bromine steam is used for gradually replacing the compressed air, the temperature required by direct combustion of the bromine steam and the hydrogen is reduced, and the danger coefficient of combustion reaction is reduced.
After the combustion reaction of bromine steam and hydrogen, hydrogen bromide gas is directly generated and enters the condensing device 104, so that rapid condensation is realized, and the reaction heat in the equipment is reduced.
The condensed hydrogen bromide gas directly enters the first buffer tank 105 and enters the processing device through the first buffer tank 105. The impurity removal device of this application is several adsorption towers that establish ties, and the hydrogen bromide gas after the synthesis contains moisture, comes from the impure gas in the bromine steam, for example chlorine, or hydrogen chloride gas etc. and other impurity that generate in the synthesis, and moisture and some impurity are adsorbed through the adsorption tower, and other impurity are discharging to tail gas processing apparatus through adsorption tower 106 top pipeline, and preferably, tail gas processing apparatus is leaching tower 108, and the gas that will get into the device carries out recovery processing through alkaline washing, spraying.
And the bottom end of the hydrogen bromide gas entering the adsorption tower 106 is collected into the second buffer tank 107, preferably, a pressure pump 1103 is arranged on a pipeline before the hydrogen bromide gas enters the second buffer tank 107, and is used for adjusting the pressure of the gas, and after detecting that the hydrogen bromide gas meets the output standard, the output state is switched, and the pressure pump 1103 is started to perform pressurization bottle filling or output.
Enters the collection device through a discharge port D, which is provided with a hydrogen bromide metering pump 109 for monitoring the flow of hydrogen bromide gas. Before entering the collection container, the hydrogen bromide gas is required to be collected for detection, and the hydrogen bromide gas meeting the requirements is directly conveyed or filled into a bottle.
In a preferred embodiment, the container compartment is provided with a quality detection integrated box 1010, and the inside of the container compartment is provided with at least an online analytical chromatograph and a moisture analyzer, so that the purity of the hydrogen bromide gas is mainly used, and the gas containing moisture and other impurities can be output and used according to the standard.
In a preferred embodiment, each device is provided with a corresponding automatic control system for controlling the operation of each device. The automatic control system comprises flow regulating devices of bromine, hydrogen and compressed air, detection devices of the temperature, pressure and liquid level of each device and a DCS control instrument, and can set process parameters of each device, including bromine flow, hydrogen flow, air flow, bromine vapor temperature, synthesis furnace pressure, adsorption time, flushing time and the like, so that high-automation operation is realized, operation of a large number of operators is not needed, and manpower is saved. The whole operating system is in a highly automatic and standardized mode, and an operator can operate the system only by simple training.
Because the combustion reaction of bromine steam and hydrogen belongs to high-temperature reaction, certain dangerous factors exist in the reaction process, although the synthetic furnace of the embodiment adopts a method of gradually replacing compressed air with bromine steam to reduce the reaction temperature, the danger coefficient is greatly reduced compared with a direct combustion mode. In this embodiment, the bromine storage tank 101, the synthesis furnace 103, and the adsorption tower 106 may be all communicated with the elution tower 108 through pipes, and finally, unreacted gas is treated and recycled through the elution tower 108, thereby avoiding emission of harmful gas.
As a movable skid-mounted integrated production device, the production place can be selected according to actual conditions, continuous electric energy and water sources are required for the operation of the device, a small generator and a water storage tank can be prepared in the integrated grid 1 for emergency discharge danger, and water and electric energy required in the production process can be met by using public engineering facilities. During production, a place capable of obtaining energy and water sources is selected, and the floor area is small, so that other requirements are not required. The compressed air can be directly obtained through an air compressor, can be obtained from the outside, can be prepared in the integrated grid 1, and is connected with an air inlet unit C of the compressed air of the synthesis furnace.
By adopting the embodiment, the yield of the production scale of 1-5 kg/h can be realized, and the quality of the hydrogen bromide gas can reach the purity requirement of 99.9-99.999% (3N-5N).
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. A skid-mounted hydrogen bromide gas production device comprises an integration grid, and is characterized in that a gas supply device, a synthesis device, a cooling device, an impurity removal device, a collection device and a tail gas treatment device which are connected through pipelines are sequentially arranged in the integration grid;
the gas supply device is connected with a gas inlet at the bottom of the synthesis device, a gas outlet at the top end of the synthesis device is connected with the cooling device, the cooling device is connected with the impurity removal device, and the impurity removal device is respectively connected with the collection device and the tail gas treatment device;
the impurity removal device comprises a plurality of adsorption towers which are arranged in series, the purified hydrogen bromide gas enters the collection device, and other gases enter the tail gas treatment device;
and matched automatic control systems are arranged among the devices and used for controlling the operation of the devices.
2. The skid-mounted hydrogen bromide gas production plant as claimed in claim 1, wherein said gas supply means comprises three supply units of hydrogen, bromine vapor and compressed air, said synthesis device comprises a synthesis furnace, and the gas inlet at the bottom of said synthesis furnace comprises three gas inlet units, and said three supply units are respectively connected with said three gas inlet units and can be mixed in said synthesis furnace.
3. The skid-mounted hydrogen bromide gas production plant as claimed in claim 2, wherein the bromine steam supply unit comprises a bromine storage tank and a vaporizer, and the vaporizer is disposed between the bromine storage tank and a pipeline connecting the synthesis furnace.
4. The skid-mounted hydrogen bromide gas production plant as claimed in claim 1, further comprising a cooling unit;
the cooling unit comprises a hydrogen bromide gas cooler for rapidly cooling the hydrogen bromide gas generated by the hydrogen bromide synthesis furnace.
5. The skid-mounted hydrogen bromide gas production plant as claimed in claim 1, wherein said automatic control system comprises flow regulating devices for bromine, hydrogen and compressed air, and detection devices for temperature, pressure and liquid level of each device and DCS control instruments.
6. The skid-mounted hydrogen bromide gas production equipment as claimed in claim 1, wherein the tail gas treatment device comprises a leaching tower, and gas recovered in the pipeline is washed by alkali liquor, sprayed and absorbed.
7. The skid-mounted hydrogen bromide gas production equipment as claimed in claim 6, wherein the gas supply device, the synthesis device and the impurity removal device are all communicated with the leaching tower through pipelines, and unreacted gas is treated and recycled.
8. The skid-mounted hydrogen bromide gas production facility as claimed in any one of claims 1 to 7, wherein a detection device is further provided in the integrated grid for detecting the quality of the hydrogen bromide gas in the collection device.
9. The skid-mounted hydrogen bromide gas production facility of claim 8, wherein the detection means comprises an online analytical chromatograph and a moisture analyzer.
10. The skid-mounted hydrogen bromide gas production facility of claim 9, which can be used in conjunction with utilities including water and energy for production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121917561.XU CN215756436U (en) | 2021-08-17 | 2021-08-17 | Skid-mounted hydrogen bromide gas production equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121917561.XU CN215756436U (en) | 2021-08-17 | 2021-08-17 | Skid-mounted hydrogen bromide gas production equipment |
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| Publication Number | Publication Date |
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| CN215756436U true CN215756436U (en) | 2022-02-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121917561.XU Active CN215756436U (en) | 2021-08-17 | 2021-08-17 | Skid-mounted hydrogen bromide gas production equipment |
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2021
- 2021-08-17 CN CN202121917561.XU patent/CN215756436U/en active Active
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Address after: 215152 Anmin Road, Panyang Industrial Park, Huangdai Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Jinhong Gas Co.,Ltd. Address before: 215152 No. 6 Anmin Road, Panyang Industrial Park, Huangdi Town, Xiangcheng District, Suzhou City, Jiangsu Province Patentee before: SUZHOU JINHONG GAS Co.,Ltd. |