CN104792932B - The catalyst/adsorbent evaluating apparatus of polycomponent charging - Google Patents
The catalyst/adsorbent evaluating apparatus of polycomponent charging Download PDFInfo
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- CN104792932B CN104792932B CN201410027667.0A CN201410027667A CN104792932B CN 104792932 B CN104792932 B CN 104792932B CN 201410027667 A CN201410027667 A CN 201410027667A CN 104792932 B CN104792932 B CN 104792932B
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Abstract
The present invention relates to a kind of catalyst/adsorbent evaluating apparatus of polycomponent charging, this device comprises gas mixer, tubular reactor/adsorber and gas analyzer, the impeller that gas mixer comprises the body with upper end open, the top cover matched with the upper end open of body and is positioned at body, impeller is arranged in body by impeller upper bracket and impeller lower carriage, wherein, in the inside of body, between impeller upper bracket and impeller lower carriage, be provided with apertured partition; Tubular reactor/adsorber is quartzy material, the unstripped gas draft tube flexibility of the metal pipe line and tubular reactor/adsorber that connect the mixed gas outlet of gas mixer is transferred, and the tail gas escape pipe flexibility of the metal pipe line and tubular reactor/adsorber that connect the entrance of gas analyzer is transferred.This device not only can guarantee polycomponent feed gas Homogeneous phase mixing, but also the tubular reactor/adsorber of quartzy material and metal outer part can be realized to flexibly connect.
Description
Technical field
The present invention relates to a kind of catalyst/adsorbent evaluating apparatus of polycomponent charging.
Background technology
In Chemical Reaction Engineering field, fixed bed/fluidized bed reaction is used to the class important device studying, develop catalyzer, adsorbent etc.For the drawback that the wall effect and glass material high temperature (more than 500 DEG C) of avoiding metal are softening, the reactor of quartzy material or adsorber obtain to be applied more and more widely.
In fixed bed reactors or adsorber, in order to form the bed of fixed bed, need to adopt the measure supporting and cover.Silica wool supporting layer and silica wool overlayer is all have employed in CN1724135A and CN201207048A.Due to quartzy Gossypium fiber, be connected with quartz ampoule flexibility, each operation can only realize the function that single supports or covers.In addition, adopt the support of this silica wool and the mode covered to form solid bed quality very little, often in milligram, limit the scale of fixed bed bed.
In semi-continuous tubular type fixed fluidized-bed reactor or adsorber, when how to ensure that continuous phase air-flow linear speed is low catalyzer or adsorbent fines or particle does not leak and reaction gas flow do not carry catalyzer or adsorbent fines or particle when leaving reactor or adsorber be that can fluid bed mode the crucial part of successful operation.
Usually, the reactor of quartzy material and exterior tubing connected mode Shortcomings, as usually used rubber tube or plastic tube, because discontented foot acupuncture therapy is to the requirement of sulfide, nitride and so on inertia, thus greatly limit the scope of application of experimental system; In addition quartz ampoule is harder and crisp, is not connected by known Hard link and sealing means with metal pipe line.
In addition, in industrial processes or in scientific research and development experiment, two or more gas needs usually to use gas mixer during mixing.Existing gas mixer is generally pass into two or more gas in a vessel simultaneously, is mixed by the diffusion motion between gas.There is following deficiency in this traditional gas and vapor permeation mode: mixing is even not, mixing velocity is slow.
Summary of the invention
The object of the invention is the catalyst/adsorbent evaluating apparatus in order to provide a kind of new polycomponent charging, this device not only can guarantee polycomponent feed gas Homogeneous phase mixing, but also overcomes the above-mentioned deficiency of the reactor/adsorber of quartzy material and the existing connected mode of metal pipe line.
The invention provides a kind of catalyst/adsorbent evaluating apparatus of polycomponent charging, this device comprises gas mixer, tubular reactor/adsorber and gas analyzer, mixed gas from described gas mixer enters in described tubular reactor/adsorber and processes, and the tail gas after described tubular reactor/adsorber process enters in described gas analyzer to be analyzed, wherein
The impeller that described gas mixer comprises the body with upper end open, the top cover matched with the upper end open of described body and is positioned at described body, described impeller is arranged in described body by impeller upper bracket and impeller lower carriage, wherein, in the inside of described body, between described impeller upper bracket and described impeller lower carriage, be provided with apertured partition;
Described tubular reactor/adsorber is quartzy material, the unstripped gas draft tube of the metal pipe line and described tubular reactor/adsorber that connect the mixed gas outlet of described gas mixer is connected by the first flexible switching part, the tail gas escape pipe of the metal pipe line and described tubular reactor/adsorber that connect the entrance of described gas analyzer is connected by the second flexible switching part, wherein, described first flexible switching part and described second flexible switching part comprise set nut separately, metal washer, O-ring seal and metal joint, one end of described metal joint is fixedly connected with by the unstripped gas draft tube of set nut and described tubular reactor/adsorber or tail gas escape pipe, described metal washer and the spaced layout of described O-ring seal, and between the unstripped gas draft tube or tail gas escape pipe of described metal joint and described tubular reactor/adsorber, the other end of described metal joint is connected with metal pipe line.
Preferably, in described gas mixer, the quantity of described apertured partition is at least two, is more preferably 3-10, and these apertured partition and described impeller upper bracket and described impeller lower carriage be arranged in parallel.
More preferably, described apertured partition is monolateral apertured partition, and the hole on adjacent two apertured partition is distributed in the both sides of the central axis of impeller respectively.
Preferably, described impeller is positioned at the top of described apertured partition.
Preferably, in described tubular reactor/adsorber, along the flow direction of gas stream, comprise unstripped gas draft tube, extension diameter section, the first quartz ampoule bucket, the second quartz ampoule bucket and quartzy end socket successively, the bottom of described first English pipe bucket and the top of described second quartz ampoule bucket are respectively arranged with quartzy filter disc.
More preferably, described quartzy end socket is with tail gas escape pipe and quartz ampoule thermopair trap, and described quartz ampoule thermopair trap runs through described second quartz ampoule bucket vertically and extends in described first quartz ampoule bucket.
Preferably, described metal pipe line is metallic bellows.
Preferably, the other end of described metal joint adopts trapezoidal notch mode to connect described metal pipe line.
Preferably, the metal pipe line of entrance connecting described gas analyzer is provided with gas condenser, tail gas from described tubular reactor/adsorber enters in described gas condenser and carries out condensation, and condensed logistics enters described gas analyzer by described metal pipe line and analyzes.
Preferably, described device also comprises vent gas treatment tank, for the treatment of from the gas stream of at least one in described gas analyzer, described gas mixer and described tubular reactor/adsorber.
In the catalyst/adsorbent evaluating apparatus of described polycomponent charging provided by the invention, for described gas mixer, by arranging impeller and arrange apertured partition in body between the impeller upper bracket installing impeller and impeller lower carriage, the multichannel unstrpped gas entered in gas mixer is uniformly mixed under the rotation of impeller, and multichannel unstrpped gas is also streaming dynamic by initial ring by during hole on apertured partition, makes multichannel unstrpped gas can realize mixing quickly and evenly in gas mixer.
And, in the catalyst/adsorbent evaluating apparatus of described polycomponent charging provided by the invention, adopt specific flexible attachment components that the tubular reactor/adsorber of quartzy material and metal outer part can be realized to flexibly connect, and arrange metal washer and O-ring seal by interval in flexible attachment components, can guarantee to be tightly connected.
Other features and advantages of the present invention are described in detail in embodiment part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and forms a part for instructions, is used from explanation the present invention, but is not construed as limiting the invention with embodiment one below.In the accompanying drawings:
Fig. 1 is the structural representation of the catalyst/adsorbent evaluating apparatus of polycomponent charging provided by the invention.
Fig. 2 is the structural representation of gas mixer.
Fig. 3 is the structural representation of tubular reactor/adsorber.
Fig. 4 is the structural representation of flexible attachment components.
Description of reference numerals
A gas flow controls meter B gas mixer
C switch valve D flexible attachment components
E tubular reactor/adsorber F gas condenser
G gas analyzer H vent gas treatment tank
1 feed-gas line 2 removes the mixed material gas pipeline of analytical instrument
The mixed material gas pipeline of 3 proximal response devices
4 reaction end gas pipelines 5 enter the shunt gas pipeline of analytical instrument
The gas line 7 emptying gas pipeline of 6 air inlet body process tanks
8 single channel gas feed 9 impeller upper brackets
10 apertured partition 11 impeller lower carriages
12 tightening screw 13 top covers
14 impeller 15 bodies
16 mixed gas outlet 17 mixed material gas draft tube
The quartzy filter disc of 18 extension diameter section 19,23
20 first quartz ampoule bucket 21 second quartz ampoule buckets
Frosted interface in 22 quartz ampoule thermopair traps 24
The quartzy end socket of 25 outer frosted interface 26
27 reaction end gas outlets
The unstripped gas draft tube of 28 tubular reactors/adsorber or tail gas escape pipe
29 set nut 30 packing rings
31 O-ring seal 32 metal joints
33 metallic bellowss
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in detail.Should be understood that, embodiment described herein, only for instruction and explanation of the present invention, is not limited to the present invention.
In the present invention, when not doing contrary explanation, the noun of locality such as " upper and lower " of use typically refers to reference to shown in the drawings upper and lower; " inside and outside " refers to profile inside and outside relative to each parts itself.
In the present invention, " catalyst/adsorbent evaluating apparatus " refers to catalyzer or adsorbent evaluating apparatus, is then catalyst test apparatus when this device is used for evaluate catalysts, is then adsorbent evaluating apparatus when this device is for evaluating adsorbent.
In the present invention, " tubular reactor/adsorber " refers to tubular reactor or adsorber, being then tubular reactor when described device provided by the invention is used for evaluate catalysts, is then tubular adsorber when described device provided by the invention is for evaluating adsorbent.
As shown in Figure 1, the catalyst/adsorbent evaluating apparatus of described polycomponent charging provided by the invention comprises gas mixer B, tubular reactor/adsorber E and gas analyzer G, mixed gas from described gas mixer B enters in described tubular reactor/adsorber E and processes, and the tail gas after described tubular reactor/adsorber E process enters in described gas analyzer G to be analyzed
Wherein, the impeller 14 that described gas mixer B comprises the body 15 with upper end open, the top cover 13 matched with the upper end open of described body 15 and is positioned at described body 15, described impeller 14 is arranged in described body 15 by impeller upper bracket 9 and impeller lower carriage 11, wherein, in the inside of described body 15, between described impeller upper bracket 9 and described impeller lower carriage 11, be provided with apertured partition 10;
Described tubular reactor/adsorber E is quartzy material, the unstripped gas draft tube of the metal pipe line and described tubular reactor/adsorber E that connect the mixed gas outlet 16 of described gas mixer B is connected by the first flexible switching part, the tail gas escape pipe of the metal pipe line and described tubular reactor/adsorber E that connect the entrance of described gas analyzer G is connected by the second flexible switching part, wherein, described first flexible switching part and described second flexible switching part comprise set nut 29 separately, metal washer 30, O-ring seal 31 and metal joint 32, one end of described metal joint 32 is fixedly connected with by the unstripped gas draft tube of set nut 29 and described tubular reactor/adsorber E or tail gas escape pipe, described metal washer 30 and the spaced layout of described O-ring seal 31, and between the unstripped gas draft tube or tail gas escape pipe of described metal joint 32 and described tubular reactor/adsorber E, the other end of described metal joint 32 is connected with metal pipe line.
As shown in Figure 2, in described gas mixer B, in order to enable the multichannel mixed gas entered in described gas mixer B more uniformly mix, the quantity of described apertured partition 10 is preferably at least two, is more preferably 3-10.Further preferably, when described apertured partition 10 is multiple, this some holes dividing plate 10 be arranged in parallel with described impeller upper bracket 9 and described impeller lower carriage 11.Here, it is parallel that " parallel " does not refer on absolute geometric meaning, but only need ensure that naked eyes it seems keeping parallelism substantially.
As shown in Figure 2, in described gas mixer B, arranging of hole on described apertured partition 10 can there is no particular limitation, but, in order to guarantee that the multichannel mixed gas entered in described gas mixer B can mix more quickly and evenly further, preferably, the hole in the vertical direction on adjacent two apertured partition 10 is not corresponding.Further preferably, described apertured partition 10 is monolateral apertured partition, and the hole on adjacent two apertured partition 10 is distributed in the both sides of the central axis of impeller 14 respectively.Here, " monolateral apertured partition " refers to that the hole on dividing plate is only distributed in the side of the axis of dividing plate, and on the opposite side of the axis of dividing plate not providing holes.That is, in above-mentioned further preferred embodiment, for adjacent two apertured partition 10, the pore size distribution on one of them apertured partition 10 is in the side of the central axis of impeller 14, and pore size distribution on another apertured partition 10 is at the opposite side of the central axis of impeller 14.For above-mentioned further preferred embodiment, the mixing logistics of multichannel unstrpped gas can be S-type around the type of flow by multiple apertured partition, makes the mixing logistics of multichannel unstrpped gas can reach good mix uniformly effect.
As shown in Figure 2, in described gas mixer B, preferably, described impeller 14 is positioned at the top of described apertured partition 10.That is, the multichannel unstrpped gas entered in described gas mixer B is first uniformly mixed through the turning effort of impeller 14, is then undertaken around flowing by (multiple) apertured partition 10, to obtain mixed uniformly effect.
In described gas mixer B, described impeller 14 can be the various impellers that this area routine uses.Preferably, described impeller 14 is fan-shaped impeller.In the present invention, described impeller 14 is horizontally disposed with, and multichannel unstrpped gas to be mixed is entered in described gas mixer perpendicular to described impeller 14 by the gas feed 8 on top cover 13.
As shown in Figure 2, in described gas mixer B, preferably, described top cover 13 is provided with gas feed 8, the bottom of described body 15 is provided with mixed gas outlet 16.That is, multichannel unstrpped gas enters described gas mixer B respectively by the gas feed 8 on top cover 13, and the mixed gas logistics after described gas mixer B Homogeneous phase mixing flows out into follow-up gas analyzer G by the mixed gas outlet 16 bottom described body 15 analyzes.Further preferably, the quantity of the gas feed 8 on described top cover 13 can be arranged according to actual needs, and particularly, the quantity of the gas feed 8 on described top cover 13 can be identical with the kind of the unstrpped gas in described gas mixer B to be implanted.And, as shown in Figure 1, each road unstrpped gas separately respectively can by feed-gas line 1 and through gas flow control meter A inject described gas mixer B.
In described gas mixer, described top cover 13 can be linked together by tightening screw 12 and described body 15.
In a preferred embodiment, as shown in Figure 2, described gas mixer comprises top cover 13, body 15, raw material gas inlet 8, mixed gas outlet 16, impeller 14, impeller upper bracket 9, impeller lower carriage 11, tightening screw 12 and multiple apertured partition 10, described top cover 13 is provided with gas feed 8, and the bottom of described body 15 is provided with mixed gas outlet 16; Described top cover 13 is linked together by tightening screw 12 and described body 15, and matches with the upper end open of described body 15; Described impeller 14 is arranged in described body 15 by impeller upper bracket 9 and impeller lower carriage 11, and in the inside of described body 15, between described impeller upper bracket 9 and described impeller lower carriage 11, be provided with apertured partition 10, described impeller 14 is positioned at the top of described apertured partition 10; Described apertured partition 10 is monolateral apertured partition, and these apertured partition 10 be arranged in parallel with described impeller upper bracket 9 and described impeller lower carriage 11, and the hole on adjacent two apertured partition 10 is distributed in the both sides of the central axis of impeller 14 respectively.
In a preferred embodiment, as shown in Figure 3, the structure of described tubular reactor/adsorber E is: in described tubular reactor/adsorber E, along the flow direction of gas stream, comprise unstripped gas draft tube 17, extension diameter section 18, first quartz ampoule bucket 20, second quartz ampoule bucket 21 and quartzy end socket 26 successively, the bottom of described first English pipe bucket 20 and the top of described second quartz ampoule bucket 21 are respectively arranged with quartzy filter disc.In this preferred implementation, described tubular reactor/adsorber E has the features such as fixed bed/fluidized bed process patten transformation is flexible, high temperature resistant, easy and simple to handle.
Particularly, when needs fixed-bed operation pattern, adopt the quartzy filter disc 19 being positioned at the first quartz ampoule bucket 20 bottom as the supporting layer of fixed bed.This supporting layer and quartz ampoule are sintered together, existing supporting role, play again the effect of distributing gas.As for the overlayer of fixed bed, inert material can be adopted as silica sand or magnet ring.Catalyzer or adsorbent and covering layer material add via quartz ampoule is suitable for reading; Quartz ampoule is suitable for reading with interior frosted interface 24, is connected with the quartzy end socket 26 with outer frosted interface 25.Described quartzy end socket 26 with tail gas escape pipe 27 and quartz ampoule thermopair trap 22 so that thermometric.Described quartz ampoule thermopair trap 22 is isolated with gas, and described quartz ampoule thermopair trap 22 runs through described second quartz ampoule bucket 21 vertically and extends in described first quartz ampoule bucket 20.
When needs fluidized bed process pattern, except quartz ampoule bottom sintering on quartzy filter disc, also need the lower end of quartzy end socket 26 sintering on quartzy filter disc 23.The quartzy filter disc 19 of quartz ampoule lower end be in fluidized bed solid fines or particle every drop ply, also there is the effect of gas distribution grid; The quartzy filter disc 23 of quartz end socket 26 lower end plays the effect of dust-filtering recovery layer.Described quartzy end socket 26 with tail gas escape pipe 27 and quartz ampoule thermopair trap 22 so that thermometric.Described quartz ampoule thermopair trap 22 is isolated with gas, and described quartz ampoule thermopair trap 22 runs through described second quartz ampoule bucket 21 vertically and extends in described first quartz ampoule bucket 20.
As shown in Figure 1, described first flexible switching part is positioned at the porch of described tubular reactor/adsorber E, and described second flexible switching part is positioned at the exit of described tubular reactor/adsorber E.As shown in Figure 4, unstripped gas draft tube or the tail gas escape pipe 28 (quartzy material) of described tubular reactor/adsorber E are fixedly connected with metal joint 32 by set nut 29, add between metal joint 32 and described unstripped gas draft tube or tail gas escape pipe 28 multilayer apart from one another by metal washer 30 and O-ring seal 31, when applying certain mechanical force and screwing set nut 29, described unstripped gas draft tube or tail gas escape pipe 28 and metal joint 32 have the close contact and described unstripped gas draft tube that are parallel to axial side face or tail gas escape pipe 28 to have plane close contact perpendicular to axial direction with metal joint 32 inwall, cause O-ring seal 31 that deformation occurs, thus unstripped gas draft tube described in jam-packed or tail gas escape pipe 28 outer wall and metal joint 32 inwall reach gapless excellent sealing effect therebetween.
The other end of metal joint 32 (one section relative to being fixedly connected with described unstripped gas draft tube or tail gas escape pipe 28) is connected with metal pipe line, thus realizes flexibly connecting between the described tubular reactor/adsorber E of quartzy material and metal pipe line (i.e. metal outer part).Described metal pipe line is preferably metallic bellows.The other end of described metal joint 32 preferably adopts trapezoidal notch mode to connect described metal pipe line.
In the present invention, described O-ring seal can be teflon.
Adopt the above-mentioned flexible switching part of the present invention to realize flexibly connecting of quartz ampoule and metal pipe line, there is the advantages such as good airproof performance, quartzy material and metal material (as steel material) transition be smooth and easy, safe and reliable like this.
According to the catalyst/adsorbent evaluating apparatus of described polycomponent charging provided by the invention, as shown in Figure 1, the metal pipe line of entrance connecting described gas analyzer G is provided with gas condenser F, tail gas from described tubular reactor/adsorber E enters in described gas condenser F and carries out condensation, and condensed logistics enters described gas analyzer G by described metal pipe line and analyzes.
According to the catalyst/adsorbent evaluating apparatus of described polycomponent charging provided by the invention, as shown in Figure 1, described device can also comprise vent gas treatment tank H, for the treatment of from the gas stream of at least one in described gas analyzer G, described gas mixer B and described tubular reactor/adsorber E.
Below in conjunction with the operational scheme of Fig. 1-4 and device, the invention will be further described.
As shown in Figure 1, the implementing procedure of the catalyst/adsorbent evaluating apparatus of many components charging is: multiple feed gas controls meter A through pipeline 1 and mass rate and enters gas mixer B; To be combined by the opening and closing of switch valve C by the whereabouts of gas mixer B mixed gas out and in analytical instrument G, carry out feedstock analysis through pipeline 2 and pipeline 5, or enter after tubular reactor/adsorber through flexible attachment components D and in gas analyzer G, carry out reaction end gas analysis by pipeline 4 and pipeline 5 through another flexible attachment components D, gas condenser F again; Entered after vent gas treatment tank H by blow-down pipe 7 emptying through pipeline 6 by gas analyzer G analysis tail gas out.
As shown in Figure 2, when using the gas mixer B shown in Fig. 1, multipath gas needed for reaction enters into gas mixer by multiple air intake opening 8 from perpendicular to paddle wheel plane direction after voltage stabilizing, flow control process, and impeller 14 does 360 ° of rotations, is uniformly mixed gas.Between the impeller upper bracket 9 in gas mixer B and impeller lower carriage 11, multilayer apertured partition 10 is set, ensures that gas is S-type around flowing again on the basis through the mixing of impeller 360 ° of Stirrings, reach mixed uniformly effect.Finally stir sufficient mixed gas and flowed out the analysis link entering into next stage by mixed gas outlet 16.
As shown in Figure 3, when using the fixed bed shown in Fig. 1/fluidized bed quartz reactor E, quartz reactor or adsorber are placed in after the firing equipment matched is heated to design temperature, reaction mixture gas stream is imported by unstripped gas draft tube 17, pass in quartz ampoule bucket 20 through extension diameter section 18 and quartzy filter disc 19, quartz ampoule bucket 20 adopts the operator scheme of fixed bed or fluidized bed as required; During employing fixed bed pattern, quartz ampoule bucket 20 is identical with 21 internal diameters, adopts the internal diameter of quartz ampoule 21 during fluid bed mode to be greater than the internal diameter of quartz ampoule bucket 20, so that the sedimentation of solid powder; Reaction gas flow is by the quartzy filter disc 23 after fixed bed or fluidized bed on end socket 26, and the offgas outlet 27 flowed through afterwards in quartzy end socket 26 is discharged.
The length of unstripped gas draft tube 17 can be 50-200mm, and diameter (external diameter) × wall thickness can be Φ (6-12) × (1-4) mm; The position of quartz filter disc 19 can be selected as required; The length of quartz ampoule bucket 20 can be 20-1000mm, and diameter (external diameter) × wall thickness can be Φ (6-100) × (1-5) mm; The length of quartz ampoule thermopair trap 22 can be 100-1000mm, and diameter (external diameter) × wall thickness can be Φ (3-10) × (0.5-2) mm; Quartz end socket 26 adopts ground to be tightly connected with the expanding part 21 (i.e. the second quartz ampoule bucket) of quartz ampoule, can be equipped with reinforcing fitting if desired.Length and the diameter of the expanding part of quartz ampoule 21 are adjustable: the internal diameter ratio of quartz ampoule bucket 20 and the expanding part 21 of quartz ampoule can be 1:1 to 1:10, and length ratio can be 10:1 to 1:1.
In the catalyst/adsorbent evaluating apparatus of described many components charging provided by the invention, described tubular reactor/adsorber can at 1000 DEG C Long-Time Service.
As shown in Figure 4, when using flexible attachment components D of the present invention, metal joint 32 is placed in the unstripped gas draft tube of described tubular reactor/adsorber E or the outside of tail gas escape pipe 28, described unstripped gas draft tube or tail gas escape pipe 28 are fixedly connected with metal joint 32 by set nut 29, add between metal joint 32 and described unstripped gas draft tube or tail gas escape pipe 28 multilayer apart from one another by metal washer 30 and O-ring seal 31, when applying certain mechanical force and screwing set nut 29, cause O-ring seal 30 that deformation occurs, inside and outside all can reach more than 1mm expansion extend, thus the outer wall of unstripped gas draft tube or tail gas escape pipe 28 described in jam-packed and metal joint inwall reach gapless excellent sealing effect therebetween.It also avoid larger mechanical force makes described unstripped gas draft tube or tail gas escape pipe 28 increase with the deviation that coordinates of metal joint, produce eccentric, and excessive mechanical force press seal circle, shorten the serviceable life of O-ring seal, ensure that described tubular reactor/adsorber E has enough air pressure and good mixing, quality, heat transmit performance.
Further, various metal outer part is connected, as metallic bellows 33 by metal joint 32.Use metallic bellows can flexibly connect the unstripped gas draft tube of the described tubular reactor/adsorber E of quartzy material, tail gas escape pipe and metal pipe line, discharge the stress for quartz ampoule, can arbitrarily angledly assemble safely with other correlation unit in device.
Below the preferred embodiment of the present invention is described in detail by reference to the accompanying drawings; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
It should be noted that in addition, each the concrete technical characteristic described in above-mentioned embodiment, in reconcilable situation, can be combined by any suitable mode.In order to avoid unnecessary repetition, the present invention illustrates no longer separately to various possible array mode.
In addition, also can carry out combination in any between various different embodiment of the present invention, as long as it is without prejudice to thought of the present invention, it should be considered as content disclosed in this invention equally.
Claims (11)
1. the catalyst/adsorbent evaluating apparatus of a polycomponent charging, this device comprises gas mixer (B), tubular reactor/adsorber (E) and gas analyzer (G), mixed gas from described gas mixer (B) enters in described tubular reactor/adsorber (E) and processes, and the tail gas after described tubular reactor/adsorber (E) process enters in described gas analyzer (G) to be analyzed, it is characterized in that
The impeller (14) that described gas mixer (B) comprises the body (15) with upper end open, the top cover (13) matched with the upper end open of described body (15) and is positioned at described body (15), described impeller (14) is arranged in described body (15) by impeller upper bracket (9) and impeller lower carriage (11), wherein, in the inside of described body (15), between described impeller upper bracket (9) and described impeller lower carriage (11), be provided with apertured partition (10);
Described tubular reactor/adsorber (E) is quartzy material, the metal pipe line connecting the mixed gas outlet (16) of described gas mixer (B) is connected by the first flexible switching part with the unstripped gas draft tube of described tubular reactor/adsorber (E), the metal pipe line connecting the entrance of described gas analyzer (G) is connected by the second flexible switching part with the tail gas escape pipe of described tubular reactor/adsorber (E), wherein, described first flexible switching part and described second flexible switching part comprise set nut (29) separately, metal washer (30), O-ring seal (31) and metal joint (32), one end of described metal joint (32) is fixedly connected with by the unstripped gas draft tube of set nut (29) and described tubular reactor/adsorber (E) or tail gas escape pipe, described metal washer (30) and described O-ring seal (31) spaced layout, and between the unstripped gas draft tube being positioned at described metal joint (32) and described tubular reactor/adsorber (E) or tail gas escape pipe, the other end of described metal joint (32) is connected with metal pipe line.
2. device according to claim 1, wherein, in described gas mixer (B), the quantity of described apertured partition (10) is at least two, and these apertured partition (10) be arranged in parallel with described impeller upper bracket (9) and described impeller lower carriage (11).
3. device according to claim 2, wherein, in described gas mixer (B), the quantity of described apertured partition (10) is 3-10.
4. device according to claim 2, wherein, described apertured partition (10) is monolateral apertured partition, and the hole on adjacent two apertured partition (10) is distributed in the both sides of the central axis of impeller (14) respectively.
5. according to the device in claim 1-4 described in any one, wherein, described impeller (14) is positioned at the top of described apertured partition (10).
6. device according to claim 1, wherein, in described tubular reactor/adsorber (E), along the flow direction of gas stream, comprise unstripped gas draft tube (17), extension diameter section (18), the first quartz ampoule bucket (20), the second quartz ampoule bucket (21) and quartzy end socket (26) successively, the bottom of described first quartz ampoule bucket (20) and the top of described second quartz ampoule bucket (21) are respectively arranged with quartzy filter disc.
7. device according to claim 6, wherein, described quartzy end socket (26) is with tail gas escape pipe (27) and quartz ampoule thermopair trap (22), and described quartz ampoule thermopair trap (22) is run through described second quartz ampoule bucket (21) vertically and extended in described first quartz ampoule bucket (20).
8. device according to claim 1, wherein, described metal pipe line is metallic bellows.
9. device according to claim 1, wherein, the other end of described metal joint (32) adopts trapezoidal notch mode to connect described metal pipe line.
10. according to the device in claim 1,8 and 9 described in any one, wherein, the metal pipe line of entrance connecting described gas analyzer (G) is provided with gas condenser (F), tail gas from described tubular reactor/adsorber (E) enters in described gas condenser (F) and carries out condensation, and condensed logistics enters described gas analyzer (G) by described metal pipe line and analyzes.
11. devices according to claim 1, wherein, described device also comprises vent gas treatment tank (H), for the treatment of from the gas stream of at least one in described gas analyzer (G), described gas mixer (B) and described tubular reactor/adsorber (E).
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