CN102489237A - Perpropionic acid production apparatus, emergency treatment method and application - Google Patents
Perpropionic acid production apparatus, emergency treatment method and application Download PDFInfo
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- CN102489237A CN102489237A CN 201110425271 CN201110425271A CN102489237A CN 102489237 A CN102489237 A CN 102489237A CN 201110425271 CN201110425271 CN 201110425271 CN 201110425271 A CN201110425271 A CN 201110425271A CN 102489237 A CN102489237 A CN 102489237A
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Abstract
The invention provides a perpropionic acid production apparatus which comprises a perpropionic acid reaction kettle, a stirring device, a water storage device and a remote control switch valve, wherein the perpropionic acid reaction kettle is connected with the water storage device through a connecting pipeline, the remote control switch valve is arranged on the connecting pipeline, and the water storage device is arranged above the perpropionic acid reaction kettle. With the perpropionic acid production apparatus and an emergency treatment method during the perpropionic acid production process, independent operation can be realized when basic process control is ineffective by adding one emergency treatment measure, and the further development of thermal runaway to form explosive accidents is effectively prevented. Therefore, a firm defensive line is constructed for the safety of the perpropionic acid reaction kettle in the perpropionic acid reaction kettle, and the safety of apparatus and personnel during perpropionic acid production can be ensured.
Description
Technical field
The present invention relates to chemical industry safe practice field, relate in particular to a kind of Perpropionic Acid production equipment and produce the emergency treatment method in the Perpropionic Acid process.
Background technology
Peroxycarboxylic acid (Peracetic acid, Perpropionic Acid, peroxidating benzoic acid etc.) is one type of important organic peroxide, and it is strong to have oxidisability, with advantages such as the organic matter intermiscibility are good, and the oxidant in the organic synthesis, the preparation fine chemical product done commonly used.Application with Peracetic acid in the peroxycarboxylic acid is more, but Peracetic acid is extremely unstable, is prone to decompose and explodes.Perpropionic Acid is compared the Peracetic acid carbochain to be increased, and heat endurance increases, and should more be applicable to commercial production.
The preparation of at present relevant Perpropionic Acid and the report of application are few.Chinese patent " preparation method of the perpropionic acid " (patent No.: 91109115) introduced in the presence of catalyst, made reaction dissolvent, adopted the mode of azeotropic distillation to prepare the method for Perpropionic Acid with alkyl propionates with propionic acid and hydrogen peroxide effect.United States Patent (USP) " Process for the preparation of perpropionic acid solutions " (US Patent4088679) has also been introduced the method for utilizing propionic acid and hydroperoxidation to prepare Perpropionic Acid solution.But these two kinds of methods all only relate to the synthetic route and the condition of Perpropionic Acid lab scale, the introduction of equipment, control and emergency treatment technology during not to industrialization.Because the heat endurance of Perpropionic Acid is relatively poor, carrying out when technology is amplified bigger safety problem being arranged.
The industrial production device of Perpropionic Acid is less, and at present, there is the pilot-plant of Perpropionic Acid in domestic only Sinopec Ba Ling branch company, with propionic acid and hydrogen peroxide effect, makes reaction dissolvent with ethyl propionate, and the mode of employing azeotropic distillation prepares Perpropionic Acid.There is bigger heat harm in this reaction; Particularly reacted when the later stage, Perpropionic Acid concentration was higher; Heat harm is often wayward; Thereby produce the temperature runaway phenomenon, if, produce the explosion hazard of Perpropionic Acid agitated reactor probably not to the effective safety prevention measure of Perpropionic Acid agitated reactor in the Perpropionic Acid production equipment.The safety research aspect of Perpropionic Acid; Domestic literature " preparation of Perpropionic Acid and heat harm research " is studied the decomposition kinetics and the safety storing temperature of Perpropionic Acid, but the Security Control Problem of document when Perpropionic Acid not being produced analyzed.At present, still not to the research of Perpropionic Acid reaction unit safety control technology, more nobody proposes the emergency treatment method of Perpropionic Acid agitated reactor.
Summary of the invention
Technical problem to be solved by this invention is to be to provide a kind of novel Perpropionic Acid production equipment and to produce the emergency treatment method in the Perpropionic Acid process; Can control when invalid in basic process; Effectively prevent thermal runaway from further developing and form explosion accident; Thereby construct solid defence line one for the safety of the Perpropionic Acid agitated reactor in the Perpropionic Acid reaction unit, equipment and personnel's safety when ensureing Perpropionic Acid production.
The present invention controls when considering to adopt the urgent water injection technology to occur the thermal runaway state to producing in the Perpropionic Acid process; It is to inject big water gaging through the short time, reduces reaction temperature, avoids thermal runaway; But because Perpropionic Acid very easily decomposes; Therefore need carry out deep analysis and calculating to the water filling condition and the mode of urgent water injection technology, when reality is implemented, limit, guarantee the safe and effective of urgent water injection measure.
For solving the problems of the technologies described above; The invention provides a kind of Perpropionic Acid production equipment; It comprises: Perpropionic Acid agitated reactor, agitating device, water storage device and remote control switch valve; Said Perpropionic Acid agitated reactor is connected through connecting line with said water storage device, and said remote control switch valve is arranged on the said connecting line, and said water storage device is arranged on the top of said Perpropionic Acid agitated reactor.
Wherein, Said Perpropionic Acid production equipment also comprises pressure-detecting device, temperature-detecting device and liquid level detection device; Said pressure-detecting device, temperature-detecting device and liquid level detection device all are arranged on the said Perpropionic Acid agitated reactor, and said pressure-detecting device, temperature-detecting device and liquid level detection device are used for monitoring in real time pressure, temperature and the liquid level of said Perpropionic Acid agitated reactor.
Wherein, the pipeline that connects nitrogen is set on said water storage device, said water storage device preferably utilizes nitrogen pressure, thereby the water of storage is added in the Perpropionic Acid agitated reactor.
For solving the problems of the technologies described above, the present invention also provides a kind of Perpropionic Acid production equipment, and it comprises: Perpropionic Acid agitated reactor, agitating device, water storage device, remote control switch valve, pressure-detecting device, temperature-detecting device and liquid level detection device;
Said Perpropionic Acid agitated reactor is connected through connecting line with said water storage device;
Said remote control switch valve is arranged on the said connecting line;
Said water storage device is above said Perpropionic Acid agitated reactor;
Said pressure-detecting device, temperature-detecting device and liquid level detection device all are arranged on the said Perpropionic Acid agitated reactor, and said pressure-detecting device, temperature-detecting device and liquid level detection device are used for monitoring in real time pressure, temperature and the liquid level of said Perpropionic Acid agitated reactor;
The pipeline that connects nitrogen is set on said water storage device, utilizes nitrogen pressure, thereby the water of storage is added in the Perpropionic Acid agitated reactor, the pressure of said water storage device is 0～1MPa;
Said remote control switch valve, complete shut-down generally speaking, in emergency circumstances standard-sized sheet is so that the water of storing in the said water storage device injects the Perpropionic Acid agitated reactor rapidly.
For solving the problems of the technologies described above, the present invention also provides the emergency treatment method when the thermal runaway state occurring in the Perpropionic Acid production process in above-mentioned Perpropionic Acid production equipment, and it comprises:
The first step through sample analysis, guarantees product Perpropionic Acid concentration in the reasonable scope, adopts said liquid level detection device to monitor the liquid level of Perpropionic Acid agitated reactor in real time, and the control liquid level in the reasonable scope;
Second step; Adopt said pressure-detecting device and said temperature-detecting device to monitor the pressure and temperature of Perpropionic Acid agitated reactor in real time; When critical-temperature when reaching the thermal runaway state or critical pressure, realize interlocking, and data are fed back to said remote control switch valve;
In the 3rd step, behind the interlocking, said remote control switch valve is beaten to standard-sized sheet, utilizes nitrogen pressure, thereby the water in the said water storage device is injected the Perpropionic Acid agitated reactor, closes said remote control switch valve after injection finishes;
The 4th step, the material that injects the Perpropionic Acid agitated reactor behind the water is handled, adopt manual work or Long-distance Control with the material discharging to accident pool.
Wherein, in the said first step, through sample analysis, analytical method can adopt indirect iodimetric titration, guarantees that product Perpropionic Acid concentration is no more than 30% (quality), and the liquid level scope is preferably 20%～80% (100% is full still state).
Wherein, the critical-temperature of thermal runaway state is preferably 50 ℃～100 ℃ in said second step, and critical pressure is preferably gauge pressure-90kPa～200kPa.
Wherein, in said second step, said water storage device applied pressure scope is preferably 0～1MPa.
For solving the problems of the technologies described above, the present invention also provides a kind of method that adopts above-mentioned Perpropionic Acid production equipment to produce Perpropionic Acid, and it comprises:
The first step, in the Perpropionic Acid agitated reactor of said Perpropionic Acid production equipment, pack into propionic acid and hydrogen peroxide solution react, and under normal condition, said Perpropionic Acid agitated reactor is a closure state with remote control switch on the connection pipeline that said water storage device is connected;
In second step, when the thermal runaway state appears in said Perpropionic Acid agitated reactor, implement above-mentioned emergency treatment method.
For solving the problems of the technologies described above, the present invention also provides above-mentioned Perpropionic Acid production equipment or above-mentioned emergency treatment method in the chemical industry Application for Field of keeping the safety in production.
Beneficial effect of the present invention:
Emergency treatment method in Perpropionic Acid production equipment of the present invention and the production Perpropionic Acid process; Through adding one emergency treatment measure; Can control when invalid in basic process, independently running prevents that effectively thermal runaway from further developing and form explosion accident; Thereby construct solid defence line one for the safety of the Perpropionic Acid agitated reactor in the Perpropionic Acid reaction unit, equipment and personnel's safety when ensureing Perpropionic Acid production.
Description of drawings
Fig. 1 is the structural representation of Perpropionic Acid production equipment.
Among Fig. 1, the 1-agitated reactor; 2-remote control switch valve; The 3-water tank; 4-nitrogen blanketing valve line; The 5-thermometer; The 6-Pressure gauge.
The specific embodiment
The invention provides a kind of Perpropionic Acid production equipment; It comprises: Perpropionic Acid agitated reactor, agitating device, water storage device and remote control switch valve; Said Perpropionic Acid agitated reactor is connected through connecting line with said water storage device; Said remote control switch valve is arranged on the said connecting line, and said water storage device is arranged on the top of said Perpropionic Acid agitated reactor.
Said Perpropionic Acid production equipment also comprises pressure-detecting device, temperature-detecting device and liquid level detection device; Said pressure-detecting device, temperature-detecting device and liquid level detection device all are arranged on the said Perpropionic Acid agitated reactor, and said pressure-detecting device, temperature-detecting device and liquid level detection device are used for monitoring in real time pressure, temperature and the liquid level of said Perpropionic Acid agitated reactor.
The preferred withstand voltage 0.3MPa～2MPa of said water storage device.
The pipeline that connects nitrogen is set on said water storage device, and said water storage device preferably utilizes nitrogen pressure, thereby the water of storage is added in the Perpropionic Acid agitated reactor; The pressure of said water storage device is preferably 0～1MPa, in this pressure limit, can guarantee when malleation appears in peroxide propionic acid agitated reactor; Still can effectively water filling in agitated reactor; If surpass this pressure limit, then be difficult to realize when malleation appears in agitated reactor, still can effectively water filling in agitated reactor.
Said remote control switch valve, complete shut-down generally speaking, in emergency circumstances standard-sized sheet is so that the water of storing in the said water storage device injects the Perpropionic Acid agitated reactor rapidly.
Said temperature-detecting device further is preferably thermometer or temperature sensor, and said pressure-detecting device further is preferably Pressure gauge, and said liquid level detection device further is preferably pressure reduction liquid level gauge or glass-tube liquid level meter.
Said water storage device is preferably water tank.
Further preferred said Perpropionic Acid production equipment only is made up of above-mentioned parts.
The present invention also provides a kind of Perpropionic Acid production equipment, and it comprises: Perpropionic Acid agitated reactor, agitating device, water storage device, remote control switch valve, pressure-detecting device, temperature-detecting device and liquid level detection device;
Said Perpropionic Acid agitated reactor is connected through connecting line with said water storage device;
Said remote control switch valve is arranged on the said connecting line;
Said water storage device is above said Perpropionic Acid agitated reactor;
Said pressure, temperature and liquid level detection device all are arranged on the said Perpropionic Acid agitated reactor, and said pressure, temperature and liquid level detection device are used for monitoring in real time pressure, temperature and the liquid level of said Perpropionic Acid agitated reactor;
The pipeline that connects nitrogen is set on said water storage device, utilizes nitrogen pressure, thereby the water of storage is added in the Perpropionic Acid agitated reactor, the pressure of said water storage device is preferably 0～1MPa;
Said remote control switch valve, complete shut-down generally speaking, in emergency circumstances standard-sized sheet is so that the water of storing in the said water storage device injects the Perpropionic Acid agitated reactor rapidly.
Said temperature-detecting device further is preferably thermometer or temperature sensor, and said pressure-detecting device further is preferably Pressure gauge, and said liquid level detection device further is preferably pressure reduction liquid level gauge or glass-tube liquid level meter.
Said water storage device is preferably water tank.
Further preferred said Perpropionic Acid production equipment only is made up of above-mentioned parts.
The present invention also provides the emergency treatment method when the thermal runaway state occurring in the Perpropionic Acid production process in above-mentioned Perpropionic Acid production equipment, and it comprises:
The first step through sample analysis, guarantees product Perpropionic Acid concentration in the reasonable scope, adopts said liquid level detection device to monitor the liquid level of Perpropionic Acid agitated reactor in real time, and the control liquid level in the reasonable scope;
Second step; Adopt said pressure-detecting device and said temperature-detecting device to monitor the pressure and temperature of Perpropionic Acid agitated reactor in real time; When critical-temperature when reaching the thermal runaway state or critical pressure, realize interlocking, and data are fed back to said remote control switch valve;
In the 3rd step, behind the interlocking, said remote control switch valve is beaten to standard-sized sheet, utilizes nitrogen pressure, thereby the water in the said water storage device is injected the Perpropionic Acid agitated reactor, closes said remote control switch valve after injection finishes;
The 4th step, the material that injects the Perpropionic Acid agitated reactor behind the water is handled, adopt manual work or Long-distance Control with the material discharging to accident pool.
In the said first step, through sample analysis, analytical method can adopt indirect iodimetric titration, guarantees that product Perpropionic Acid concentration is no more than 30% (quality), and liquid level scope (being filling weight) is preferably 20%～80% (100% is full still state).The reasonable control of Perpropionic Acid concentration and liquid level is to guarantee the effective prerequisite of emergency treatment method thereafter.
The critical-temperature of thermal runaway state is preferably 50 ℃～100 ℃ in said second step, further is preferably 65 ℃～75 ℃, and critical pressure is preferably gauge pressure-90kPa～200kPa, further is preferably-80kPa～0kPa.
In said the 3rd step,, further be preferably 0.2MPa～0.6MPa to said water storage device applied pressure scope 0～1MPa.
Processing time in said the 4th step after the water filling is 0 hour～5 hours; Further be preferably 0 hour～1 hour; Because Perpropionic Acid concentration reduces after the water filling, temperature of charge reduces, but mixed material still has certain risk; Thermal runaway possibly take place within a certain period of time, so need handle timely the material after the water filling.
The present invention also provides a kind of method that adopts above-mentioned Perpropionic Acid production equipment to produce Perpropionic Acid, and it comprises:
The first step, in the Perpropionic Acid agitated reactor of said Perpropionic Acid production equipment, pack into propionic acid and hydrogen peroxide solution react, and under normal condition, said Perpropionic Acid agitated reactor is a closure state with remote control switch on the connection pipeline that said water storage device is connected;
In second step, when the thermal runaway state appears in said Perpropionic Acid agitated reactor, implement above-mentioned emergency treatment method.
Below adopt embodiment and accompanying drawing to specify embodiment of the present invention, how the application technology means solve technical problem to the present invention whereby, and the implementation procedure of reaching technique effect can make much of and enforcement according to this.
Embodiment 1:
As shown in Figure 1, Perpropionic Acid production equipment of the present invention comprises: Perpropionic Acid agitated reactor 1, agitating device (not shown), water tank 3, remote control switch valve 2, Pressure gauge 6 and thermometer 5; Said Perpropionic Acid agitated reactor 1 and said water tank 3 are connected through connecting line; Said remote control switch valve 2 is arranged on the said connecting line; Said water tank 3 is above said Perpropionic Acid agitated reactor 1; Said Pressure gauge 6 all is arranged on the said Perpropionic Acid agitated reactor 1 with said thermometer 5, and said Pressure gauge 6 and thermometer 5 are used for monitoring in real time the pressure and temperature of said Perpropionic Acid agitated reactor 1; The connecting line 4 that connects nitrogen is set on said water tank 3, utilizes nitrogen pressure, thereby the water of storage is added in the Perpropionic Acid agitated reactor 1; Said remote control switch valve 2 is complete shut-down generally speaking, and in emergency circumstances standard-sized sheet is so that the water of storing in the said water tank 3 injects Perpropionic Acid agitated reactor 1 rapidly.
Design agitated reactor 1 volume is 1m
3, water tank 3 volumes are 1m
3, in fill the deionized water 60% of acidifying, utilize the gauge pressure 0.2MPa of the Pressure gauge 6 on nitrogen pressure to the water tank 3.Water tank is higher than agitated reactor 4m, between pipeline be 80mm, remote control switch valve 2 is generally speaking for closing.The process of emergency treatment is:
(1) through sample analysis, material Perpropionic Acid concentration in the agitated reactor 1 is controlled to be 28%, be 70% through liquid level gauge monitoring control filling weight, be that 80 ℃ or vacuum are interlocked during for 60kPa in temperature;
(2) behind the interlocking with 2 dozens of Remote control valves to standard-sized sheet, water filling to agitated reactor 1 in is closed Remote control valve 2 after the water filling completion;
(3) confirm that temperature of charge is lower than 60 ℃ in the agitated reactor 1 after, get into on-the-spot (or long-range) in the 30min material in the agitated reactor 1 be disposed to accident pool.
Embodiment 3:
Design agitated reactor 1 volume is 2m
3, water tank 3 volumes are 1m
3, in fill the deionized water 80% of acidifying, utilize the gauge pressure 0.5MPa of the Pressure gauge 6 on nitrogen pressure to the water tank 3.Water tank is higher than agitated reactor 8m, between pipeline be 120mm, remote control switch valve 2 is generally speaking for closing.The process of emergency treatment is:
(1) through sample analysis, material in reactor Perpropionic Acid concentration is controlled to be 20%, filling weight is 65%, is that 72 ℃ or vacuum are interlocked during for 75kPa in temperature;
(2) behind the interlocking with 2 dozens of Remote control valves to standard-sized sheet, water filling to agitated reactor 1 in is closed Remote control valve 2 after the water filling completion;
(3) confirm that temperature of charge is lower than 60 ℃ in the agitated reactor 1 after, get into on-the-spot (or long-range) in the 10min material in reactor be disposed to accident pool.
Embodiment 4:
Design agitated reactor volume is 5m
3, the water tank volume is 10m
3, in fill the deionized water 60% of acidifying, utilize the gauge pressure 0.8MPa of the Pressure gauge 6 on nitrogen pressure to the water tank 3.Water tank is higher than agitated reactor 12m, between pipeline be 200mm, remote control switch valve 2 is generally speaking for closing.The process of emergency treatment is:
(1) through sample analysis, material Perpropionic Acid concentration in the agitated reactor 1 is controlled to be 18%, filling weight is 65%, is that 72 ℃ or vacuum are interlocked during for 80kPa in temperature;
(2) behind the interlocking with 2 dozens of Remote control valves to standard-sized sheet, water filling to agitated reactor 1 in is closed Remote control valve 2 after the water filling completion;
(3) confirm that temperature of charge is lower than 60 ℃ in the agitated reactor 1 after, get into on-the-spot (or long-range) in the 5min material in reactor be disposed to accident pool.
This intellectual property of primary enforcement that all are above-mentioned is not set restriction this new product of other forms of enforcement and/or new method.Those skilled in the art will utilize this important information, and foregoing is revised, to realize similar implementation status.But all modifications or transformation belong to the right of reservation based on new product of the present invention.
The above only is preferred embodiment of the present invention, is not to be the restriction of the present invention being made other form, and any professional and technical personnel of being familiar with possibly utilize the technology contents of above-mentioned announcement to change or be modified as the equivalent embodiment of equivalent variations.But everyly do not break away from technical scheme content of the present invention, to any simple modification, equivalent variations and remodeling that above embodiment did, still belong to the protection domain of technical scheme of the present invention according to technical spirit of the present invention.
Claims (10)
1. Perpropionic Acid production equipment; It is characterized in that; Comprise: Perpropionic Acid agitated reactor, agitating device, water storage device and remote control switch valve; Said Perpropionic Acid agitated reactor is connected through connecting line with said water storage device, and said remote control switch valve is arranged on the said connecting line, and said water storage device is arranged on the top of said Perpropionic Acid agitated reactor.
2. Perpropionic Acid production equipment as claimed in claim 1; It is characterized in that: said Perpropionic Acid production equipment also comprises pressure-detecting device, temperature-detecting device and liquid level detection device; Said pressure-detecting device, said temperature-detecting device and said liquid level detection device all are arranged on the said Perpropionic Acid agitated reactor, and said pressure-detecting device, temperature-detecting device and liquid level detection device are used for monitoring in real time pressure, temperature and the liquid level of said Perpropionic Acid agitated reactor.
3. according to claim 1 or claim 2 Perpropionic Acid production equipment, it is characterized in that: the pipeline that connects nitrogen is set on said water storage device, and said water storage device preferably utilizes nitrogen pressure, thereby the water of storage is added in the Perpropionic Acid agitated reactor.
4. a Perpropionic Acid production equipment is characterized in that, comprising: Perpropionic Acid agitated reactor, agitating device, water storage device, remote control switch valve, pressure-detecting device, temperature-detecting device and liquid level detection device;
Said Perpropionic Acid agitated reactor is connected through connecting line with said water storage device;
Said remote control switch valve is arranged on the said connecting line;
Said water storage device is above said Perpropionic Acid agitated reactor;
Said pressure-detecting device, temperature-detecting device and liquid level detection device all are arranged on the said Perpropionic Acid agitated reactor, and said pressure-detecting device, temperature-detecting device and liquid level detection device are used for monitoring in real time pressure, temperature and the liquid level of said Perpropionic Acid agitated reactor;
The pipeline that connects nitrogen is set on said water storage device, utilizes nitrogen pressure, thereby the water of storage is added in the Perpropionic Acid agitated reactor, the pressure of said water storage device is 0～1MPa;
Said remote control switch valve, complete shut-down generally speaking, in emergency circumstances standard-sized sheet is so that the water of storing in the said water storage device injects the Perpropionic Acid agitated reactor rapidly.
5. the emergency treatment method when the thermal runaway state occurring in the Perpropionic Acid production process in the described Perpropionic Acid production equipment of claim 1 to 4 is characterized in that, comprising:
The first step through sample analysis, guarantees product Perpropionic Acid concentration in the reasonable scope, adopts said liquid level detection device to monitor the liquid level of Perpropionic Acid agitated reactor in real time, and the control liquid level in the reasonable scope;
Second step; Adopt said pressure-detecting device and said temperature-detecting device to monitor the pressure and temperature of Perpropionic Acid agitated reactor in real time; When critical-temperature when reaching the thermal runaway state or critical pressure, realize interlocking, and data are fed back to said remote control switch valve;
In the 3rd step, behind the interlocking, said remote control switch valve is beaten to standard-sized sheet, utilizes nitrogen pressure, thereby the water in the said water storage device is injected the Perpropionic Acid agitated reactor, closes said remote control switch valve after injection finishes;
In the 4th step, the material of the Perpropionic Acid agitated reactor behind the injection water is handled.
6. emergency treatment method as claimed in claim 5; It is characterized in that: in the said first step, through sample analysis, analytical method can adopt indirect iodimetric titration; Guarantee that product Perpropionic Acid concentration is no more than 30% (quality), the liquid level scope is preferably 20%～80% (100% is full still state).
7. emergency treatment method as claimed in claim 5; It is characterized in that: the critical-temperature of thermal runaway state is preferably 50 ℃～100 ℃ in said second step; Further be preferably 65 ℃～75 ℃, critical pressure is preferably gauge pressure-90kPa～200kPa, further is preferably-80kPa～0kPa.
8. like claim 5 or 6 described emergency treatment methods, it is characterized in that: in said the 3rd step, said water storage device applied pressure scope 0～1MPa.
9. a method that adopts each described Perpropionic Acid production equipment of claim 1 to 4 to produce Perpropionic Acid is characterized in that, comprising:
The first step, in the Perpropionic Acid agitated reactor of said Perpropionic Acid production equipment, pack into propionic acid and hydrogen peroxide solution react, and under normal condition, said Perpropionic Acid agitated reactor is a closure state with remote control switch on the connection pipeline that said water storage device is connected;
In second step, when the thermal runaway state appears in said Perpropionic Acid agitated reactor, implement each described emergency treatment method of claim 5 to 8.
10. each described Perpropionic Acid production equipment of claim 1 to 4 or each described emergency treatment method of claim 5 to 8 are in the chemical industry Application for Field of keeping the safety in production.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110425271 CN102489237A (en) | 2011-12-16 | 2011-12-16 | Perpropionic acid production apparatus, emergency treatment method and application |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201110425271 CN102489237A (en) | 2011-12-16 | 2011-12-16 | Perpropionic acid production apparatus, emergency treatment method and application |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108628366A (en) * | 2018-05-30 | 2018-10-09 | 浙江道明化学有限公司 | A kind of system for the temperature control and urgent interlock program being exclusively used in oxidation solution storage tank |
| CN110449100A (en) * | 2018-05-07 | 2019-11-15 | 中国石油化工股份有限公司 | Runaway reaction suppressing method based on ionic liquid phase transformation cooling |
-
2011
- 2011-12-16 CN CN 201110425271 patent/CN102489237A/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110449100A (en) * | 2018-05-07 | 2019-11-15 | 中国石油化工股份有限公司 | Runaway reaction suppressing method based on ionic liquid phase transformation cooling |
| CN110449100B (en) * | 2018-05-07 | 2022-01-11 | 中国石油化工股份有限公司 | Method for inhibiting runaway reaction based on phase change heat removal of ionic liquid |
| CN108628366A (en) * | 2018-05-30 | 2018-10-09 | 浙江道明化学有限公司 | A kind of system for the temperature control and urgent interlock program being exclusively used in oxidation solution storage tank |
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Application publication date: 20120613 |