CN105806733B - A kind of gradientless reactor for monitoring catalyst quality on-line - Google Patents
A kind of gradientless reactor for monitoring catalyst quality on-line Download PDFInfo
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- CN105806733B CN105806733B CN201610261854.4A CN201610261854A CN105806733B CN 105806733 B CN105806733 B CN 105806733B CN 201610261854 A CN201610261854 A CN 201610261854A CN 105806733 B CN105806733 B CN 105806733B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N5/00—Analysing materials by weighing, e.g. weighing small particles separated from a gas or liquid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/10—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using catalysis
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Abstract
The present invention relates to a kind of gradientless reactors for monitoring catalyst quality on-line, it includes weighing chamber, weighing sensor, whistle control system, reaction basket, alloy connecting line, bellows, water cooling pipeline, cycle casing, heater box, liquid setting-out mouth, cycle driver, raw material air inlet pipe and tail gas air outlet pipe.Weighing sensor is provided in weighing chamber, weighing sensor is electrically connected with whistle control system；Reaction basket economic cooperation gold bonding wire is connect with weighing sensor, and weighing chamber bottom is arranged on through bellows and water cooling pipeline and cycle casing airtight connection, cycle casing in the heater box successively.Cycle casing is connect with cycle driver, and cycle sleeve bottom is provided with liquid setting-out mouth, and cycle casing top is provided with raw material air inlet pipe and tail gas air outlet pipe, and the tail gas air outlet pipe port of export is connect with gas chromatographicanalyzer.The present invention can in wider pressure limit using, weigh precisely and be not limited to the reaction that only gas-phase product generates.
Description
Technical field
The present invention relates to a kind of no gradient catalytic reactor, especially with regard to a kind of nothing for monitoring catalyst quality on-line
Gradient reactor.
Background technology
Reactor is essential in the catalysis chemical research such as catalytic reaction kinetics experiment and catalyst evaluation and test experiment, such as
Common fixed bed reactors, fluidized-bed reactor and turn basket reactor etc. and be widely adopted.But these reactors are in depth
Enter to study many common catalyst carbon depositions inactivation behaviors (such as catalytic cracking, methanol-to-olefins, alkylation, methane reforming system
Synthesis gas and aromatisation inactivate behavior when the carbon distribution of reactions) when be difficult to be competent at.This is because catalyst carbon deposition inactivation is one multiple
Miscellaneous process, carbon distribution generating rate and main reaction rate and reaction atmosphere are closely related, and catalyst inactivation causes main reaction rate
Decline, carbon distribution generating rate can similarly be caused to decline, obtain the real-time generating rate of carbon distribution and the relationship of reaction atmosphere, be aligned
True Study of Catalyst carbon distribution behavior is particularly important.
A kind of cycle electric balance reactor, by Kanthal line coupled reaction baskets and balance, realizes the reality of carbon distribution quality
When on-line checking.But there are some problems for the reactor：Weighing unit leads to system vibrations easily with reaction member Hard link
Conduction is to balance is weighed so as to influence measurement accuracy；It is not enough to hinder by nitrogen forward flow between weighing unit and reaction member
It is communicated up every reaction member heat, when system long-term operation easily burns out balance of weighing due to weighing unit high temperature；Reaction
Device can only be run under normal pressure, be limited its scope of application；Reactor is not suitable for the reaction for having product liquid to generate；Former anti-
It answers under basket structure, feed stock conversion is relatively low, and initial conversion is generally between 10%~15%, and not more than 17%, and
It is unfavorable for experimental data acquisition.
Invention content
In view of the above-mentioned problems, monitor being reacted without gradient for catalyst quality on-line the object of the present invention is to provide a kind of
Device, can in wider pressure limit using, weigh precisely and be not limited to the reaction that only gas-phase product generates.
To achieve the above object, the present invention takes following technical scheme：It is a kind of monitor on-line catalyst quality without gradient
Reactor, it is characterised in that it includes weighing chamber, weighing sensor, whistle control system, reaction basket, alloy connecting line, ripple
Pipe, water cooling pipeline, cycle casing, heater box and cycle driver；The weighing sensor is provided in the weighing chamber, it is described
Weighing sensor is electrically connected with the whistle control system；The reaction basket is through the alloy connecting line and the weighing sensor
Connection, the weighing chamber bottom are described successively through the bellows and the water cooling pipeline and the cycle casing airtight connection
Cycle casing is arranged in the heater box, and the heater box is heated at constant temperature case；The cycle casing connects with cycle driver
It connects.
Preferably, the cycle casing is made of the first L-type branch pipe and the second L-type branch pipe, described first L-type branch pipe one end
It being connect with the water cooling pipeline, the first L-type branch pipe other end is connect by flange with the cycle driver, and described first
L-type branch bottom of the tube is provided with liquid setting-out mouth, and described second L-type branch pipe one end is also connect with the cycle driver, and described the
The other end of two L-type branch pipes is connect with side wall of the first L-type branch pipe at the water cooling pipeline, raw material air inlet pipe and tail
Gas air outlet pipe forms concentric tubes, is all disposed within the second L-type branch pipe top, and inner tube is the raw material air inlet pipe, and outer tube is
The tail gas air outlet pipe, the raw material air inlet pipe port of export extend into less than 1/2 the second L-type branch pipe, the tail gas
Air outlet pipe arrival end extend into more than 1/2 the second L-type branch pipe, the tail gas air outlet pipe port of export and gas-chromatography point
Analyzer connects.
Preferably, the water cooling tube routing three-level water cooling pipeline, two-stage water-cooling pipeline and level-one water cooling pipeline are formed；It is described
Bellows one end is tightly connected with described three-level water cooling pipeline one end, the three-level water cooling pipeline other end and the two-stage water-cooling
Pipeline one end is tightly connected, and the two-stage water-cooling pipeline other end is tightly connected with described level-one water cooling pipeline one end, and described one
The grade water cooling pipeline other end is tightly connected with described first L-type branch pipe one end by copper packing.
Preferably, the cycle driver is made of transmission shaft, bearing, circulating fan and transmission tube；The first L-type branch
The pipe other end is connect by flange with the bearing, and the transmission shaft is connect across the bearing with the circulating fan, described
Circulating fan is fixed on by anti-silk helicitic texture on the transmission shaft, the transmission shaft other end pass through another bearing with
The connection of described transmission tube one end, the transmission tube other end are connect with external drive motors, the external drive motors with it is described
Whistle control system is electrically connected, described with being provided with friction top on the external drive motors connecting pin on the transmission tube
Three-level sealing is formed by O-ring, tetrafluoro axle sleeve and sealing ring between transmission tube and the friction top.
Preferably, thermocouple thermometer is provided in the first L-type branch pipe, the thermocouple thermometer is controlled with the signal
System is electrically connected.
Preferably, there are one differential manometer, the three-level water cooling pipeline and the two level water for the side wall setting of the weighing chamber
The junction of cold pipeline is provided with another differential manometer；Two differential manometers are electrically connected with the whistle control system
It connects, inert gas is passed through in the weighing chamber.
Preferably, the reaction basket is set as cylindric, and bottom surface is hollow out, and the saturating area in hole of bottom surface is not less than 30%, institute
Reaction basket top fluting is stated, hollow out head cover is installed, for the saturating area in hole of head cover also not less than 30%, hollow out head cover is set as pull
Formula.
Preferably, the internal diameter of the reaction basket is 12-26mm, high 12-30mm；Described connect with the water cooling pipeline
One L-type branch bore is 14-28mm, a height of 140-320mm, and the rest part internal diameter of the cycle casing is 8-22mm, horizontal
Length is 120-200mm.
Preferably, there are the annular space of 0.5mm-2mm between the reaction basket and the first L-type branch pipe, with the water cooling tube
The first L-type branch pipe wall of road connection and the reaction basket outer wall polish.
Preferably, the material of the O-ring is silicon rubber or fluorubber, and the bellows and the water cooling pipeline use
SUS304 materials；The cycle casing, the reaction basket, the circulating fan, the transmission shaft and the transmission tube use
SUS316 materials, the material of the bearing is zirconium oxide or silicon nitride；The material of the alloy connecting line is Ni30Cr20 alloys.
The present invention has the following advantages due to taking above technical scheme：1st, the present invention, can using gradientless reactor
Precisely to monitor the mass change during catalyst is carried out with reaction.2nd, the present invention is possessed good using gradientless reactor
Cooling system, it can be achieved that system is run steadily in the long term.3rd, the present invention can be realized using gradientless reactor in wider operating mode
It is operated under pressure (1bar-10bar).4th, the present invention while monitoring catalyst quality in real time, is matched using gradientless reactor
Real-time online product analysis device is closed, available for the further investigation of many unstable state catalysis reaction, and is suitble to have product liquid
The reaction of generation.
Description of the drawings
Fig. 1 is the present invention without gradient catalytic reactor overall structure diagram；
Fig. 2 be the present invention in carrier gas flux 50ml/min, circulating fan rotating speed 1000rpm, 25 DEG C of operation temperature, tail gas
The response signal monitoring result of middle tracer；
Fig. 3 be the present invention in carrier gas flux 25ml/min, circulating fan rotating speed 2000rpm, 25 DEG C of operation temperature, tail gas
The response signal monitoring result of middle tracer；
Fig. 4 be the present invention in carrier gas flux 50ml/min, circulating fan rotating speed 2000rpm, 255 DEG C of operation temperature, tail
The response signal monitoring result of tracer in gas；
Fig. 5 be the present invention in carrier gas flux 50ml/min, circulating fan rotating speed 0rpm, 25 DEG C of operation temperature, in tail gas
The response signal monitoring result of tracer；
Fig. 6 be in catalytic cracking of the present invention carbon distribution quality with the change curve schematic diagram in reaction time.
Specific embodiment
The present invention is described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, the present invention provides a kind of gradientless reactor for monitoring catalyst quality on-line, including weighing chamber
1st, weighing sensor 2, whistle control system, reaction basket 3, alloy connecting line 4, bellows 5, water cooling pipeline, cycle casing, heating
Case 6, liquid setting-out mouth 7, cycle driver, raw material air inlet pipe 8 and tail gas air outlet pipe 9.Weighing sensor is provided in weighing chamber 1
2, weighing sensor 2 is electrically connected with whistle control system, the carbon deposition quantity generated for real-time online measuring catalyst inactivation；Instead
3 economic cooperation gold bonding wire 4 of basket is answered to be connect with weighing sensor 2；1 bottom of weighing chamber is successively through bellows 5 and water cooling pipeline and cycle
Casing airtight connection.Cycle casing is arranged in heater box 6, and heater box 6 is heated at constant temperature case, is in for entirely recycling casing
Under constant temperature.Cycle casing is made of the first L-type branch pipe 10 and the second L-type branch pipe 11,10 one end of the first L-type branch pipe and water cooling
Pipeline connects, and 10 other end of the first L-type branch pipe is connect by flange with cycle driver, and 10 bottom of the first L-type branch pipe is provided with
Liquid setting-out mouth 7, for collecting the product liquid in reaction process；Second L-type branch pipe, 11 one end is also connect with cycle driver,
The other end of second L-type branch pipe 11 is connect with side wall of the first L-type branch pipe 10 at water cooling pipeline, raw material air inlet pipe 8 and tail
Gas air outlet pipe 9 forms concentric tubes, is all disposed on the second L-type branch pipe 11, and inner tube is raw material air inlet pipe 8, and outer tube goes out for tail gas
Tracheae 9,8 port of export of raw material air inlet pipe extend into less than 1/2 the second L-type branch pipe 11, and 9 arrival end of tail gas air outlet pipe is extend into
More than 1/2 second L-type branch pipe 11, convenient for cycle casing in air-flow stablize in the direction of the clock it is flat-pushing circulate, tail
9 port of export of gas air outlet pipe is connect with gas chromatographicanalyzer, for being analyzed in real time exhaust gas component.
In above-described embodiment, water cooling tube routing three-level water cooling pipeline 12, two-stage water-cooling pipeline 13 and level-one water cooling pipeline 14
It forms.5 one end of bellows is tightly connected with 12 one end of three-level water cooling pipeline, 12 other end of three-level water cooling pipeline and two-stage water-cooling pipe
13 one end of road is tightly connected, and 13 other end of two-stage water-cooling pipeline is tightly connected with 14 one end of level-one water cooling pipeline, level-one water cooling tube
14 other end of road is tightly connected with 10 one end of the first L-type branch pipe by copper packing.Water cooling pipeline is for cooling cycle casing with weighing
Gas between room 1, and then reduce by 1 temperature of weighing chamber.
In the various embodiments described above, cycle driver is made of transmission shaft 15, bearing 16, circulating fan 17 and transmission tube 18.
First L-type branch pipe, 10 other end is connect by flange with bearing 16, and transmission shaft 15 is connect across bearing 16 with circulating fan 17, is followed
Ring fan 17 is fixed on by anti-silk helicitic texture on transmission shaft 15, and 15 other end of transmission shaft passes through another bearing 16 and transmission tube
18 one end connect, and 18 other end of transmission tube is connect with external drive motors, and external drive motors are electrically connected with whistle control system,
For controlling the rotating speed of driving motor, and then control loop fan 17 makes gas flow rate and live gas inlet air flow in cycle casing
Speed reaches certain recycle ratio.On transmission tube 18, with being provided with friction top 19 on external drive motors connecting pin, transmission tube 18 with
Three-level sealing is formed by O-ring 20, tetrafluoro axle sleeve 21 and sealing ring 22 between friction top 19.
In the various embodiments described above, thermocouple thermometer 23, thermocouple thermometer 23 and signal control are provided in the first L-type branch pipe 10
System electrical connection processed, for monitoring the temperature in cycle casing in real time.
In the various embodiments described above, there are one differential manometer 24, three-level water cooling pipeline 12 and two level water for the side wall setting of weighing chamber 1
The junction of cold pipeline 13 is provided with another differential manometer 24.Two differential manometers 24 are electrically connected with whistle control system, are used for
The pressure differential of monitoring weighing chamber 1 and cycle casing in real time.Inert gas is passed through in weighing chamber 1, makes the pressure of weighing chamber 1 is micro- to be more than
The pressure of casing is recycled, for ensureing that inert gas continues to be flowed from weighing chamber 1 to cycle casing.Weighing chamber 1 and cycle casing
Between be provided with bellows 5, for extenuate cycle casing and environmental vibration on caused by weighing chamber 1 influence, make weighing sensor 2
Export accurate signal.
In the various embodiments described above, reaction basket 3 is set as cylindric, and bottom surface is hollow out, and the saturating area in hole of bottom surface is not less than
30%, 3 top of reaction basket fluting installs hollow out head cover, and also not less than 30%, hollow out head cover is set as taking out the saturating area in hole of head cover
It is pull-type, for convenient catalyst it is packed into reaction basket 3 or the removal out of reaction basket 3.The internal diameter for reacting basket 3 is 12-26mm, high
12-30mm；10 internal diameter of the first L-type branch pipe being connect with water cooling pipeline is 14-28mm, a height of 140-320mm, recycles casing its
Remaining part divides internal diameter to be 8-22mm, horizontal length 120-200mm.It reacts between basket 3 and the first L-type branch pipe 10 of water cooling pipeline connection
There are the annular spaces of 0.5mm-2mm, for increasing gradientless reactor flux, improve feed stock conversion.It is connect with water cooling pipeline
First L-type branch pipe, 10 inner wall and reaction 3 outer wall of basket polish, for reduce air-flow by annular space when friction, make reaction basket 3 with
First collisionless of L-type branch pipe 10 contacts, and avoids the influence to 2 signal of weighing sensor as possible, weighing sensor 2 exports high-quality
Measure signal.
In above-described embodiment, the preferred size of reaction basket 3 is internal diameter 19mm, and high 22mm, volume is about 6ml；With water cooling tube
10 internal diameter of the first L-type branch pipe of road connection is preferably 22.4mm, and height is preferably 232mm, and cycle casing rest part internal diameter is preferred
For 15mm, horizontal length is preferably 156mm.
In the various embodiments described above, the material of O-ring 20 is silicon rubber or fluorubber, has certain heat resistance, makes whole
A device has preferable heat resistance and air-tightness, while saves transmission distance.The room temperature component such as bellows 5 and water cooling pipeline makes
With SUS304 materials；The high-temperature components such as casing, reaction basket 3, circulating fan 17, transmission shaft 15 and transmission tube 18 are recycled to use
SUS316 materials have preferable heat resistance, and are reacted without blank pipe.The material of bearing 16 is zirconium oxide or silicon nitride.Alloy
The material of connecting line 4 is Ni30Cr20 alloys, which has excellent heat resistance, and with preferable flexibility.
According to above device, the present invention also provides a kind of uses for the gradientless reactor for monitoring catalyst quality on-line
Method, its step are as follows：
1) it is former when reaction is passed through inert gas to weighing chamber and ensures positive inflow circulating sleeve pipe to ensure reaction before starting
Material gas will not be flow backwards, and then open water cooling pipeline, ensure that weighing chamber maintains safe operating temperature range (not higher than 30
℃)；
2) stability of weighing sensor output signal is monitored, it is ensured that the shock-absorbing function of bellows is brought into normal play, reaction
Object is entered by raw material air inlet on the right side of cycle casing, and Rapid Circulation flows under circulating fan driving, a portion gas
It can be discharged along tail gas gas outlet；
3) it adjusts air inflow and circulating fan rotating speed changes recycle ratio of the gas in casing, and then control the nothing of reactor
Gradient characteristics；
4) catalysis reaction occurs by reaction basket in mixed gas cyclic process, portion gas can reacted basket and circulating sleeve
Annular space short circuit between pipe passes through；
5) reaction basket is hung on by alloy wire immediately below weighing sensor, generated in real-time online measuring reaction process
Carbon deposition quantity；
6) it using the quality signal of the real-time output-response basket of high-precision weighing sensor (containing catalyst), and then completes entire
The measure of carbon distribution generating rate in reaction process；
Embodiment 1, in the enterprising line blank experiment of gradientless reactor, uneasy reaction cartridge basket is tested with N2For carrier gas, CH4For
Tracer gas, N2Gas velocity is 50ml/min, and circulating fan rotating speed is 1000rpm, CH4It measures as 5ml.Temperature is 25 DEG C, and pressure is
0.1MPa, residence time 10.45min, it is 3.52 to recycle the ratio between gas flow rate and live gas induction air flow ratio in casing, is such as schemed
Shown in 2.
Embodiment 2, circulating fan rotating speed are 2000rpm, N2Gas velocity is 25ml/min, remaining experiment condition and embodiment 1
It is identical, it is tested.Residence time is 5.07min, recycles the ratio between gas flow rate and live gas induction air flow ratio in casing and is
7.31 as shown in Figure 3.
Embodiment 3, circulating fan rotating speed are 2000rpm, N2Gas velocity is 50ml/min, and temperature of reactor is 255 DEG C, remaining
Experiment condition is same as Example 1, is tested.Residence time is 5.88min, recycles gas flow rate and live gas in casing
The ratio between induction air flow ratio is 5.78, as shown in Figure 4.
Embodiment 4, circulating fan rotating speed are 0rpm, remaining experiment condition is same as Example 1, is tested, during stop
Between for 16.16min, only there is a short-circuit peak and a cycle peak.When phenomenon explanation lacks circulating fan, it can not realize and follow
The ratio between gas flow rate and live gas induction air flow ratio in eyelet thimble, as shown in Figure 5.
Embodiment 5 installs reaction basket additional on gradientless reactor, and carries out catalytic cracking reaction, loaded catalyst
1.5g is tested with N2For carrier gas, N2Gas velocity is 15ml/min, and raw material is hexadecane, feed rate 0.005ml/min.Cycle
Rotation speed of the fan is 4000rpm, and temperature of reactor is 390 DEG C, pressure 0.1MPa.Increase the generating rate of carbon distribution with the reaction time
For curve as shown in fig. 6, weighing-up wave disturbance absolute value is ± 5mg, it is 45.18% to obtain hexadecane initial conversion.
The various embodiments described above are merely to illustrate the present invention, and structure and size, installation position and the shape of each component are all can be with
It is varied from, on the basis of technical solution of the present invention, all improvement carried out according to the principle of the invention to individual part and waits
With transformation, should not exclude except protection scope of the present invention.
Claims (9)
1. a kind of gradientless reactor for monitoring catalyst quality on-line, it is characterised in that：It includes weighing chamber, weighing and sensing
Device, whistle control system, reaction basket, alloy connecting line, bellows, water cooling pipeline, cycle casing, heater box and cycle driving
Device；The weighing sensor is provided in the weighing chamber, the weighing sensor is electrically connected with the whistle control system；Institute
State reaction basket connect through the alloy connecting line with the weighing sensor, the weighing chamber bottom successively through the bellows with
The water cooling pipeline and the cycle casing airtight connection, the cycle casing are arranged in the heater box, the heater box
For heated at constant temperature case；The cycle casing is connect with the cycle driver；
The cycle casing is made of the first L-type branch pipe and the second L-type branch pipe, described first L-type branch pipe one end and the water cooling
Pipeline connects, and the first L-type branch pipe other end is connect by flange with the cycle driver, the first L-type branch tube bottom
Portion is provided with liquid setting-out mouth, and described second L-type branch pipe one end is also connect with the cycle driver, the second L-type branch pipe
The other end connect with side wall of the first L-type branch pipe at the water cooling pipeline, raw material air inlet pipe and tail gas air outlet pipe
Concentric tubes are formed, are all disposed within the second L-type branch pipe top, inner tube is the raw material air inlet pipe, and outer tube is the tail gas
Air outlet pipe, the raw material air inlet pipe port of export extend into less than 1/2 the second L-type branch pipe, and the tail gas air outlet pipe enters
Mouth end extend into more than the 1/2 of the second L-type branch pipe, and the tail gas air outlet pipe port of export connects with gas chromatographicanalyzer
It connects.
2. a kind of gradientless reactor for monitoring catalyst quality on-line as described in claim 1, it is characterised in that：The water
Cold pipeline is made of three-level water cooling pipeline, two-stage water-cooling pipeline and level-one water cooling pipeline；Described bellows one end and the three-level
Water cooling pipeline one end is tightly connected, and the three-level water cooling pipeline other end is tightly connected with described two-stage water-cooling pipeline one end, institute
It states the two-stage water-cooling pipeline other end to be tightly connected with described level-one water cooling pipeline one end, the level-one water cooling pipeline other end and institute
First L-type branch pipe one end is stated to be tightly connected by copper packing.
3. a kind of gradientless reactor for monitoring catalyst quality on-line as described in claim 1, it is characterised in that：It is described to follow
Ring driver is made of transmission shaft, bearing, circulating fan and transmission tube；The first L-type branch pipe other end passes through flange and institute
Bearing connection is stated, the transmission shaft is connect across the bearing with the circulating fan, and the circulating fan passes through anti-silk screw thread
Structure is fixed on the transmission shaft, and the transmission shaft other end is connect across another bearing with described transmission tube one end,
The transmission tube other end is connect with external drive motors, and the external drive motors are electrically connected with the whistle control system,
On the transmission tube, with being provided with friction top, the transmission tube and the friction top on the external drive motors connecting pin
Between by O-ring, tetrafluoro axle sleeve and sealing ring form three-level sealing.
4. a kind of gradientless reactor for monitoring catalyst quality on-line as described in claim 1, it is characterised in that：Described
Thermocouple thermometer is provided in one L-type branch pipe, the thermocouple thermometer is electrically connected with the whistle control system.
5. a kind of gradientless reactor for monitoring catalyst quality on-line as claimed in claim 2, it is characterised in that：The title
The junction of differential manometer there are one the side wall settings of room again, the three-level water cooling pipeline and the two-stage water-cooling pipeline is provided with separately
One differential manometer, two differential manometers are electrically connected with the whistle control system, and inert gas is passed through in the weighing chamber.
6. a kind of gradientless reactor for monitoring catalyst quality on-line as described in claim 1, it is characterised in that：It is described anti-
Basket is answered to be set as cylindric, bottom surface is hollow out, and the saturating area in hole of bottom surface is not less than 30%, reaction basket top fluting, installation
Hollow out head cover, for the saturating area in hole of head cover also not less than 30%, hollow out head cover is set as drawing and pulling type.
7. such as a kind of gradientless reactor of on-line monitoring catalyst quality of claim 1-6 any one of them, feature exists
In：The internal diameter of the reaction basket is 12-26mm, a height of 12-30mm；The the first L-type branch being connect with the water cooling pipeline
Bore is 14-28mm, a height of 140-320mm, and the rest part internal diameter of the cycle casing is 8-22mm, and horizontal length is
120-200mm。
8. such as a kind of gradientless reactor of on-line monitoring catalyst quality of claim 1-6 any one of them, feature exists
In：It is described reaction basket and the first L-type branch pipe between there are 0.5mm-2mm annular space, connect with the water cooling pipeline described in
First L-type branch pipe wall and the reaction basket outer wall polish.
9. a kind of gradientless reactor for monitoring catalyst quality on-line as claimed in claim 3, it is characterised in that：The O
The material of shape circle is silicon rubber or fluorubber, and the bellows and the water cooling pipeline use SUS304 materials；The circulating sleeve
Pipe, the reaction basket, the circulating fan, the transmission shaft and the transmission tube use SUS316 materials, the material of the bearing
Matter is zirconium oxide or silicon nitride；The material of the alloy connecting line is Ni30Cr20 alloys.
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| CN111610225A (en) * | 2019-02-25 | 2020-09-01 | 中国石油天然气股份有限公司 | Method for measuring oxidation exothermic property of crude oil |
| CN110823749B (en) * | 2019-11-26 | 2022-07-05 | 陕西延长石油（集团）有限责任公司 | Multifunctional high-pressure reaction evaluation device and method |
| CN113494715B (en) * | 2021-05-26 | 2023-02-14 | 南大恩洁优环境技术(江苏)股份公司 | VOCs circulating catalytic combustion purification device |
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| Title |
|---|
| Study of coke behavior of catalyst during methanol-to-olefins process based on a special TGA reactor;H. Hu等;《Chemical Engineering Journal》;20101231(第160期);第771-772页第2部分及图1-2 * |
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| CN105806733A (en) | 2016-07-27 |
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Address after: 101407 No.1, south 2nd Yueyuan street, C District, Yanqi Economic Development Zone, Huairou District, Beijing Patentee after: Zhongke synthetic oil Technology Co.,Ltd. Address before: 101407 No.1, south 2nd Yueyuan street, C District, Yanqi Economic Development Zone, Huairou District, Beijing Patentee before: SYNFUELS CHINA TECHNOLOGY Co.,Ltd. |