CN109187883A - Natural gas demercuration agent evaluation device - Google Patents
Natural gas demercuration agent evaluation device Download PDFInfo
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- CN109187883A CN109187883A CN201811166394.2A CN201811166394A CN109187883A CN 109187883 A CN109187883 A CN 109187883A CN 201811166394 A CN201811166394 A CN 201811166394A CN 109187883 A CN109187883 A CN 109187883A
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- mercury
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- oil
- generating means
- natural gas
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 210
- 239000003345 natural gas Substances 0.000 title claims abstract description 106
- 239000003795 chemical substances by application Substances 0.000 title claims abstract description 84
- 238000011156 evaluation Methods 0.000 title claims abstract description 8
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 253
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 247
- 238000009833 condensation Methods 0.000 claims abstract description 151
- 230000005494 condensation Effects 0.000 claims abstract description 151
- 239000007789 gas Substances 0.000 claims abstract description 119
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 96
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 239000004519 grease Substances 0.000 claims description 77
- 238000010438 heat treatment Methods 0.000 claims description 73
- 238000001816 cooling Methods 0.000 claims description 42
- 238000001179 sorption measurement Methods 0.000 claims description 13
- 238000003860 storage Methods 0.000 claims description 10
- 238000004458 analytical method Methods 0.000 claims description 6
- 230000007246 mechanism Effects 0.000 claims description 6
- 238000002474 experimental method Methods 0.000 abstract description 28
- 239000003921 oil Substances 0.000 abstract 8
- 238000001704 evaporation Methods 0.000 description 21
- 230000008020 evaporation Effects 0.000 description 21
- 239000000523 sample Substances 0.000 description 20
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 7
- 235000011941 Tilia x europaea Nutrition 0.000 description 7
- 239000004571 lime Substances 0.000 description 7
- 238000012545 processing Methods 0.000 description 7
- 229920006395 saturated elastomer Polymers 0.000 description 7
- 238000005485 electric heating Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 239000004215 Carbon black (E152) Substances 0.000 description 4
- 229930195733 hydrocarbon Natural products 0.000 description 4
- 150000002430 hydrocarbons Chemical class 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004064 recycling Methods 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 230000009897 systematic effect Effects 0.000 description 3
- KYKQHSMYWLWROM-UHFFFAOYSA-N ac1l4yjn Chemical compound [Hg].[Hg] KYKQHSMYWLWROM-UHFFFAOYSA-N 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides a natural gas demercuration agent evaluation device, which comprises: a gas cylinder for containing natural gas; and the mercury vapor generating device can be communicated with the gas cylinder. The mercury condensation device is used for controlling the content of mercury vapor in the natural gas and can be communicated with the mercury vapor generation device; a water vapor generation device capable of communicating with the mercury condensation device; an oil vapor generation device capable of communicating with the mercury condensation device or the water vapor generation device; the oil-water condensation device is used for controlling the water vapor content and/or the oil vapor content in the natural gas and can be communicated with the water vapor generation device or the oil vapor generation device; the demercuration device can be communicated with a mercury condensation device or an oil-water condensation device, and a detection valve is arranged at the inlet end of the demercuration device. The mercury removing agent can be used for developing dry gas experiments, water-resistant experiments, oil-resistant experiments and water-resistant and oil-resistant experiments, so that the mercury removing performance of the mercury removing agent under various conditions that natural gas does not contain water and oil, oil and water, water and oil and the like can be researched.
Description
Technical field
The present invention relates to natural gas mercury-removing agent technical field, especially a kind of natural gas mercury-removing agent evaluating apparatus.
Background technique
Mercury is a kind of common trace heavy metal element in natural gas, and mercury not only has toxicity, but also has corrosivity, mercury
Presence to gas field production bring potential security threat.For the security risk for eliminating mercury, it is necessary to be carried out to mercurous natural gas
Demercuration processing.
Mercury removal agent evaluating apparatus studied both at home and abroad at present is mainly used for evaluating flue gas mercury removal agent.Since natural gas produces
Also contain water and oil in the process, so existing mercury removal agent evaluating apparatus is not suitable for the evaluation of natural gas mercury-removing agent mostly.And it is existing
Some natural gases can not accurately control mercury content, water content and oil content in gas circuit with mercury removal agent evaluating apparatus, also with regard to nothing
Method accurately simulates the service condition of production scene.
Summary of the invention
The object of the present invention is to provide a kind of natural gas mercury-removing agent evaluating apparatus, to evaluate the demercuration of natural gas mercury-removing agent
Energy.
In order to achieve the above objectives, the present invention proposes a kind of natural gas mercury-removing agent evaluating apparatus comprising: it is natural for accommodating
The gas cylinder of gas；Mercury vapour generating means can be connected to the gas cylinder；Mercury condensation for controlling Hg in natural gas vapor content fills
It sets, can be connected to the mercury vapour generating means；Vapor generating means can be connected to the mercury condensation device；Oil vapour is raw
At device, can be connected to the mercury condensation device or the vapor generating means；For controlling water vapour content in natural gas
And/or the grease condensation device of oil vapour content, it can be connected to the vapor generating means or the oil vapour generating means；
It for accommodating the mercury removal device of mercury removal agent, can be connected to the mercury condensation device or the grease condensation device, the demercuration dress
The arrival end set is equipped with detection valve.
Natural gas mercury-removing agent evaluating apparatus as described above, wherein the mercury vapour generating means include for accommodating mercury
Mercury bottle and the temperature for heating and controlling the mercury bottle first heater, the mercury bottle can be connected to the gas cylinder；
The mercury condensation device includes the first cooling device of mercury condensation bottle and the temperature for cooling down and controlling the mercury condensation bottle, institute
Stating mercury condensation bottle can be connected to the mercury bottle.
Natural gas mercury-removing agent evaluating apparatus as described above, wherein the vapor generating means include water bottle and are used for
The secondary heating mechanism of the temperature of the water bottle is heated and controls, the water bottle can be connected to the mercury condensation device；The oil
Steam generation device includes the third heating device of oil bottle and the temperature for heating and controlling the oil bottle, and the oil bottle can be with
The mercury condensation device or water bottle connection.
Natural gas mercury-removing agent evaluating apparatus as described above, wherein the vapor generating means further include plus water pot, with
And it is connected to make-up water pump described plus between water pot and the water bottle.
Natural gas mercury-removing agent evaluating apparatus as described above, wherein the oil vapour generating means further include filling tank, with
And it is connected to the gasoline pump between the filling tank and the oil bottle.
Natural gas mercury-removing agent evaluating apparatus as described above, wherein the grease condensation device include grease condensation bottle and
For cooling down and controlling the second cooling device of the temperature of the grease condensation bottle, the grease condensation bottle can be with the vapor
Generating means or oil vapour generating means connection.
Natural gas mercury-removing agent evaluating apparatus as described above, wherein the mercury removal device includes mercury removal agent adsorption tube, accommodating
The temperature control device of case and the temperature for heating and controlling the storage box, the mercury removal agent adsorption tube can be filled with the mercury condensation
It sets or grease condensation device connection, the mercury removal agent adsorption tube is set in the storage box.
Natural gas mercury-removing agent evaluating apparatus as described above, wherein the natural gas mercury-removing agent evaluating apparatus further includes taking off
Mercury gas processing unit and air pump, the demercuration gas treatment equipment are connected between the mercury removal device and the air pump, institute
It states air pump to be connected between the demercuration gas treatment equipment and the gas cylinder, the demercuration gas treatment equipment includes successively connecting
Condenser pipe, heating tube and the mass flowmenter connect, the condenser pipe are connect with the mercury removal device, the mass flowmenter and institute
State gas cylinder connection.
Natural gas mercury-removing agent evaluating apparatus as described above, wherein the gas cylinder is high pressure gas cylinder, the natural gas mercury-removing
Agent evaluating apparatus further includes pressure reducing valve, and the pressure reducing valve is connected between the gas cylinder and the mercury vapour generating means.
Natural gas mercury-removing agent evaluating apparatus as described above, wherein the mercury condensation device and the vapor are generated and filled
Between setting, between the mercury condensation device and the oil vapour generating means, the mercury condensation device and the mercury removal device it
Between, between the vapor generating means and the oil vapour generating means, the vapor generating means and the grease it is solidifying
Between analysis apparatus, between the oil vapour generating means and the grease condensation device and the grease condensation device and institute
It states and passes through piping connection between mercury removal device respectively, be respectively equipped with gas path control valve on each pipeline.
The characteristics of natural gas mercury-removing agent evaluating apparatus of the invention and advantage are: natural gas mercury-removing agent evaluation dress of the invention
Setting can be used to carry out dry gas experiment, water resistant experiment, oil resistant experiment and the experiment of water resistant oil resistant, so as to study mercury removal agent in natural gas
Not aqueous and not oil-containing, the aqueous and not demercuration performance in oil-containing, oil-containing and a variety of situations such as not aqueous, aqueous and oil-containing, lead to
Setting mercury condensation device is crossed, can control the mercury content in natural gas, by the way that grease condensation device is arranged, can control in natural gas
Water content and oil content, so that the service condition of production scene can accurately be simulated.
Detailed description of the invention
The following drawings are only intended to schematically illustrate and explain the present invention, not delimit the scope of the invention.Wherein:
Fig. 1 is the schematic diagram of natural gas mercury-removing agent evaluating apparatus of the invention.
Main element label declaration:
100 mercury vapour generating means, 200 mercury condensation device, 300 vapor generating means
400 oil vapour generating means, 500 grease condensation device, 600 mercury removal device
1 mercury bottle, 2 mercury evaporation tank, 3 mercury condensation bottle
4 mercury cooling cylinder, 5 water bottle, 6 water evaporation case
7 oil bottle 8,9 grease condensation bottle of oily evaporation tank
10 grease cooling cylinder, 11 mercury removal agent adsorption tube 12 detects valve
13 storage box, 14 condenser pipe 15 condenses bobbin carriage
16 heating tubes 17 heat 18 mass flowmenter of bobbin carriage
19 air pump, 20 gas cylinder, 21 pressure reducing valve
22 lime set recycling can, 23 gas path control valve, 24 make-up water pump
25 add 26 gasoline pump of water pot, 27 filling tank
Specific embodiment
For a clearer understanding of the technical characteristics, objects and effects of the present invention, this hair of Detailed description of the invention is now compareed
Bright specific embodiment.
As shown in Figure 1, the present invention provides a kind of natural gas mercury-removing agent evaluating apparatus comprising for accommodating natural gas (i.e.
It is not aqueous without oil dry gas) gas cylinder 20, the mercury vapour generating means 100 for generating mercury vapour, for condense contain
Vapor generation dress of the mercury natural gas to control the mercury condensation device 200 of Hg in natural gas vapor content, for generating vapor
Set 300, the oil vapour generating means 400 for generating oil vapour, for the natural gas of condensed aqueous and/or oil-containing to control day
The grease condensation device 500 of water vapour content and/or oil vapour content and for accommodating mercury removal agent to mercurous day in right gas
Right gas carries out the mercury removal device 600 of demercuration；
Mercury vapour generating means 100 can be connected to gas cylinder 20, and the dry gas in gas cylinder 20 can enter mercury vapour and generate dress
It sets in 100, is mixed to form mercurous natural gas with mercury vapour；
Mercury condensation device 200 can be connected to mercury vapour generating means 100, and mercurous natural gas can enter mercury condensation device 200,
Mercury condensation device 200 can condense mercurous natural gas, i.e., saturation mercury vapour is formed by adjusting cooling, to control in gas
Mercury content；
Vapor generating means 300 can be connected to mercury condensation device 200, condensed mercurous day in mercury condensation device 200
Right gas can enter vapor generating means 300, mix with vapor, form mercurous and vapor natural gas；
Oil vapour generating means 400 can be connected to mercury condensation device 200 or vapor generating means 300, when oil vapour is raw
When being connected at device 400 with mercury condensation device 200, condensed mercurous natural gas can enter oil vapour in mercury condensation device 200
Generating means 400, mix with oil vapour, form mercurous and oil vapour natural gas；When oil vapour generating means 400 and vapor
When generating means 300 are connected to, the natural gas of the mercurous and vapor in vapor generating means 300 can be generated from oil vapour is entered
Device 400, mixes with oil vapour, forms mercurous, containing water vapor and the natural gas containing oil vapour；
Grease condensation device 500 can be connected to vapor generating means 300 or oil vapour generating means 400, when grease is solidifying
When analysis apparatus 500 is connected to vapor generating means 300, the natural gas of the mercurous and vapor in vapor generating means 300
It can enter grease condensation device 500, grease condensation device 500 can condense mercurous and vapor natural gas, that is, pass through
It adjusts cooling and forms saturated steam, to control the water content in gas；When grease condensation device 500 and oil vapour generating means
400 connections, and when oil vapour generating means 400 are connected to mercury condensation device 200, in oil vapour generating means 400 it is mercurous with
The natural gas of oil vapour can enter grease condensation device 500, and grease condensation device 500 can be to mercurous and oil vapour natural air cooling
It is solidifying, i.e., saturation oil vapour is formed by adjusting cooling, to control the oil content in gas；When grease condensation device 500 and oil steam
Gas generating means 400 are connected to, and when oil vapour generating means 400 are connected to vapor generating means 300, oil vapour generating means
Mercurous, containing water vapor in 400 and the natural gas containing oil vapour can enter grease condensation device 500,500 energy of grease condensation device
Mercurous, containing water vapor and the natural gas containing oil vapour are condensed, i.e., form saturated steam and saturation by adjusting cooling
Oil vapour, to control the water content and oil content in gas；
Mercury removal device 600 can be connected to mercury condensation device 200 or grease condensation device 500, the arrival end of mercury removal device 600
Equipped with the detection valve 12 for extracting gas before demercuration, such as detection valve 12 is that gas sampling detects valve, 1. when mercury removal device 600
When being connected to mercury condensation device 200, dry gas gas circuit " mercury vapour generating means 100- mercury condensation device 200- mercury removal device is formed
600 ", condensed mercurous natural gas can enter mercury removal device 600 in mercury condensation device 200, carry out demercuration by mercury removal device 600
Processing, by detection 600 front and back gas of mercury removal device in mercury content variation, can study mercury removal agent natural gas it is mercurous,
The not aqueous and not demercuration performance in the case where oil-containing (i.e. dry gas), the experiment can be described as dry gas experiment；2. when demercuration fills
It sets 600 to be connected to grease condensation device 500, and when grease condensation device 500 is connected to vapor generating means 300, formation contains
Aqueous vapor road " mercury vapour generating means 100- mercury condensation device 200- vapor generating means 300- grease condensation device 500- demercuration
Device 600 ", condensed mercurous and steam-laden natural gas can enter mercury removal device 600 in grease condensation device 500, by
Mercury removal device 600 carries out demercuration processing, by the variation of the mercury content in detection 600 front and back gas of mercury removal device, can study
Mercury removal agent natural gas is mercurous, aqueous but not oil-containing in the case where demercuration performance, which can be described as water resistant experiment；3. when de-
Mercury device 600 is connected to grease condensation device 500, and grease condensation device 500 is connected to oil vapour generating means 400, and oil steams
When gas generating means 400 are connected to mercury condensation device 200, oil-containing gas circuit " mercury vapour generating means 100- mercury condensation device is formed
200- oil vapour generating means 400- grease condensation device 500- mercury removal device 600 ", it is condensed in grease condensation device 500
Mercurous and containing oil vapour natural gas can enter mercury removal device 600, carry out demercuration processing by mercury removal device 600, de- by detecting
The variation of mercury content in 600 front and back gas of mercury device can study mercury removal agent natural gas is mercurous, oil-containing but water-free feelings
Demercuration performance under condition, the experiment can be described as oil resistant experiment；4. when mercury removal device 600 is connected to grease condensation device 500, grease
Condensation device 500 is connected to oil vapour generating means 400, and oil vapour generating means 400 are connected to vapor generating means 300
When, form aqueous oil-containing gas circuit " mercury vapour generating means 100- mercury condensation device 200- vapor generating means 300- oil vapour
Generating means 400- grease condensation device 500- mercury removal device 600 ", in grease condensation device 500 it is condensed it is mercurous, it is aqueous and
Natural gas containing oil vapour can enter mercury removal device 600, demercuration processing be carried out by mercury removal device 600, by detecting mercury removal device
The variation of mercury content in 600 front and back gases, can study mercury removal agent natural gas is mercurous, oil-containing and it is aqueous in the case where it is de-
Mercury performance, the experiment can be described as the experiment of water resistant oil resistant.
Natural gas mercury-removing agent evaluating apparatus of the invention can be used to carry out dry gas experiment, water resistant experiment, oil resistant experiment and resist
Water oil resistant experiment, so as to study mercury removal agent it is not aqueous in natural gas and not oil-containing, it is aqueous and not oil-containing, oil-containing and it is not aqueous,
Demercuration performance in a variety of situations such as aqueous and oil-containing, by the way that mercury condensation device 200 is arranged, the mercury that can control in natural gas contains
Amount can control the water content and oil content in natural gas, to can accurately simulate by the way that grease condensation device 500 is arranged
The service condition of production scene.
Specifically, between mercury condensation device 200 and vapor generating means 300, mercury condensation device 200 and oil vapour generate
Between device 400, between mercury condensation device 200 and mercury removal device 600, vapor generating means 300 and oil vapour generating means
Between 400, between vapor generating means 300 and grease condensation device 500, oil vapour generating means 400 and grease condensation fill
Set between 500 and grease condensation device 500 and mercury removal device 600 between respectively by piping connection, set respectively on each pipeline
There is gas path control valve 23, the connection and disconnection between two devices are controlled by gas path control valve 23.
As shown in Figure 1, in a specific embodiment, mercury vapour generating means 100 include 1 He of mercury bottle for accommodating mercury
For heating and controlling the first heater of 1 temperature of mercury bottle, mercury bottle 1 is heated by using first heater, is facilitated
The volatilization of mercury, mercury bottle 1 can be connected to gas cylinder 20, and the dry gas in gas cylinder 20 can enter in mercury bottle 1, and the mercury in mercury bottle 1 passes through
Mercury is had after dry gas purging to be volatized into dry gas, forms mercurous natural gas；For example, mercury vapour generating means 100
It further include mercury evaporation tank 2, mercury bottle 1 and first heater are placed in mercury evaporation tank 2；
Specifically, first heater includes heating element, temperature probe and air blower, and heating element is used to evaporate mercury
Air heating inside case 2, to heat indirectly to mercury bottle 1, such as heating element is heating wire, and heating element is set to mercury bottle 1
Rear portion；It is uniformly mixed 2 inner air of mercury evaporation tank by air blower, has the function that entire cabinet same temperature, thus real
Temperature in mercury evaporation tank 2 is now controlled using electric heating drum mode, and then controls the purpose of 1 temperature of mercury bottle；Temperature probe and heating part
Part electrical connection can send to heating element and believe after temperature probe detects that the temperature in mercury evaporation tank 2 is higher than set temperature
Number, heating element stops resistance heating after receiving signal, when temperature probe detects the temperature in mercury evaporation tank 2 lower than setting
After temperature, signal can be sent to heating element, opening resistor heats after heating element receives signal, to realize temperature control.
Mercury condensation device 200 includes mercury condensation bottle 3 and the first cooling dress for cooling down and controlling 3 temperature of mercury condensation bottle
It sets, mercury condensation bottle 3 can be connected to mercury bottle 1, and the mercurous natural gas in mercury bottle 1 can enter mercury condensation bottle 3, and the first cooling device can be right
Mercury condensation bottle 3 is cooled down, to condense to mercurous natural gas, by adjusting different temperatures, can form various concentration
Saturation mercury vapour；For example, mercury condensation device 200 further includes mercury cooling cylinder 4, mercury condensation bottle 3 and the first cooling device are placed on
In mercury cooling cylinder 4；
Specifically, the first cooling device includes refrigerating plant, temperature probe and air blower, and refrigerating plant is used to condense mercury
Air cooling-down inside case 4, to cool down mercury condensation bottle 3 indirectly, such as refrigerating plant is set to the rear portion of mercury condensation bottle 3；Pass through drum
Blower is uniformly mixed 4 inner air of mercury cooling cylinder, has the function that entire cabinet same temperature, to realize using electric heating drum
Mode controls temperature in mercury cooling cylinder 4, and then controls the purpose of 3 temperature of mercury condensation bottle；Temperature probe is electrically connected with refrigerating plant,
After temperature probe detects that the temperature in mercury cooling cylinder 4 is higher than set temperature, signal, refrigerating plant can be sent to refrigerating plant
Start to freeze after receiving signal, it, can be to refrigeration after temperature probe detects the temperature in mercury cooling cylinder 4 lower than set temperature
Device sends signal, and refrigerating plant stops refrigeration after receiving signal, to realize temperature control.
As shown in Figure 1, vapor generating means 300 include water bottle 5 and are used to heat simultaneously in another specific embodiment
The secondary heating mechanism for controlling 5 temperature of water bottle heats water bottle 5 by using secondary heating mechanism, makes to form water steaming in water bottle 5
Gas, water bottle 5 can be connected to mercury condensation device 200, that is, water bottle 5 can be connected to mercury condensation bottle 3, form aqueous gas circuit；For example, water
Steam generation device 300 further includes water evaporation case 6, and water bottle 5 and secondary heating mechanism are placed in water evaporation case 6；
Specifically, secondary heating mechanism includes heating element, temperature probe and air blower, and heating element is used for water evaporation
Air heating inside case 6, to heat indirectly to water bottle 5, such as heating element is heating wire, and heating element is set to water bottle 5
Rear portion；It is uniformly mixed by air blower 6 inner air of case that evaporates the water, has the function that entire cabinet same temperature, thus real
Temperature in water evaporation case 6 is now controlled using electric heating drum mode, and then controls the purpose of 5 temperature of water bottle；Temperature probe and heating part
Part electrical connection can send to heating element and believe after temperature probe detects that the temperature in water evaporation case 6 is higher than set temperature
Number, heating element stops resistance heating after receiving signal, when temperature probe detects the temperature in water evaporation case 6 lower than setting
After temperature, signal can be sent to heating element, opening resistor heats after heating element receives signal, to realize temperature control.
Oil vapour generating means 400 include oil bottle 7 and the third heating device for heating and controlling 7 temperature of oil bottle, are led to
It crosses and oil bottle 7 is heated using third heating device, make to form oil vapour in oil bottle 7, oil bottle 7 can be with mercury condensation device 200 or water
Bottle 5 is connected to, that is, oil bottle 7 can be connected to mercury condensation bottle 3 or water bottle 5, when oil bottle 7 is connected to mercury condensation bottle 3, forms oily
Road forms aqueous oil-containing gas circuit when oil bottle 7 is connected to water bottle 5；For example, oil vapour generating means 400 further include oily evaporation tank
8, oil bottle 7 and third heating device are placed in oily evaporation tank 8；
Specifically, third heating device includes heating element, temperature probe and air blower, and heating element is used to evaporate oil
Air heating inside case 8, to heat indirectly to oil bottle 7, such as heating element is heating wire, and heating element is set to oil bottle 7
Rear portion；It is uniformly mixed oily 8 inner air of evaporation tank by air blower, has the function that entire cabinet same temperature, thus real
Temperature in oily evaporation tank 8 is now controlled using electric heating drum mode, and then controls the purpose of 7 temperature of oil bottle；Temperature probe and heating part
Part electrical connection can send to heating element and believe after temperature probe detects that the temperature in oily evaporation tank 8 is higher than set temperature
Number, heating element stops resistance heating after receiving signal, when temperature probe detects the temperature in oily evaporation tank 8 lower than setting
After temperature, signal can be sent to heating element, opening resistor heats after heating element receives signal, to realize temperature control.
Further, vapor generating means 300 further include adding water pot 25 and being connected to add between water pot 25 and water bottle 5
Make-up water pump 24.When the water shortage in water bottle 5, make-up water pump 24 will do it work, and suitable water is extracted in water pot 25 from adding
It adds in water bottle 5, guarantees that experiment operates normally.
Further, oil vapour generating means 400 further include filling tank 27 and are connected between filling tank 27 and oil bottle 7
Gasoline pump 26.When the low on fuel in oil bottle 7, gasoline pump 26 will do it work, and suitable oil is extracted from filling tank 27
It adds in oil bottle 7, guarantees that experiment operates normally.
Further, grease condensation device 500 is including grease condensation bottle 9 and for cooling down and controlling 9 temperature of grease condensation bottle
The second cooling device, grease condensation bottle 9 can be connected to vapor generating means 300 or oil vapour generating means 400, that is, oil
Water-setting analysis bottle 9 can be connected to water bottle 5 or oil bottle 7, the oil-containing natural gas or oil bottle 7 in saturated gas, oil bottle 7 in water bottle 5
In aqueous oil-containing natural gas can enter grease condensation bottle 9, the second cooling device can cool down grease condensation bottle 9, thus
The saturated gas, oil-containing natural gas or the aqueous oil-containing natural gas that enter grease condensation bottle 9 are condensed, it is different by adjusting
Temperature can form the saturated steam and saturation oil vapour of various concentration；For example, grease condensation device 500 further includes grease
Cooling cylinder 10, grease condensation bottle 9 and the second cooling device are placed in grease cooling cylinder 10；
Specifically, the second cooling device includes refrigerating plant, temperature probe and air blower, and refrigerating plant is used for cold to grease
Air cooling-down inside solidifying case 10 analyses bottle 9 with indirect cooling oil water-setting, such as refrigerating plant is set to the rear portion of grease condensation bottle 9；
It is uniformly mixed 10 inner air of grease cooling cylinder by air blower, has the function that entire cabinet same temperature, to realize
Temperature in grease cooling cylinder 10 is controlled using electric heating drum mode, and then controls the purpose of 9 temperature of grease condensation bottle；Temperature probe with
Refrigerating plant electrical connection can fill after temperature probe detects that the temperature in grease cooling cylinder 10 is higher than set temperature to refrigeration
Transmission signal is set, refrigerating plant starts to freeze after receiving signal, when temperature probe detects the temperature in grease cooling cylinder 10
After set temperature, signal can be sent to refrigerating plant, refrigerating plant stops refrigeration after receiving signal, to realize control
Temperature.
The present invention controls the mercury vapour to form different content, vapor and oil vapour by the way of controlling temperature, real
Experiment device is simple, easy to operate.
As shown in Figure 1, in a preferred embodiment, mercury removal device 600 includes mercury removal agent adsorption tube 11, storage box 13
With the temperature control device of the temperature for heating and controlling storage box 13, mercury removal agent adsorption tube 11 can be with mercury condensation device 200 or oil
Water-setting analysis apparatus 500 is connected to, that is, mercury removal agent adsorption tube 11 can be connected to mercury condensation bottle 3 or grease condensation bottle 9, mercury removal agent absorption
Pipe 11 is set in storage box 13.By using the temperature of temperature control device control storage box 13, liquid hydrocarbon in gas is contained to realize
Measure the control of (i.e. oil content) and Liquid water content.For example, the quantity of mercury removal agent adsorption tube 11 is multiple.
Wherein, the prior art can be used in temperature control device, and for its structure and working principle, appearance is not repeated.
As shown in Figure 1, in another preferred embodiment, natural gas mercury-removing agent evaluating apparatus further includes at demercuration gas
Reason device and air pump 19, demercuration gas treatment equipment are connected between mercury removal device 600 and air pump 19, and air pump 19 is connected to demercuration
Between gas treatment equipment and gas cylinder 20, demercuration gas treatment equipment includes sequentially connected condenser pipe 14, heating tube 16 and matter
Flowmeter 18 is measured, condenser pipe 14 is connect with mercury removal device 600, that is, condenser pipe 14 is connected to and in communication with mercury removal agent adsorption tube 11,
Mass flowmenter 18 is connect with gas cylinder 20.For example, the quantity of condenser pipe 14 be it is multiple, the quantity of heating tube 16 is multiple, quality
The quantity of flowmeter 18 is multiple.
The control to water content and oil content in demercuration gas is realized by cooling condenser pipe 14 and heating heating tube 16,
It is first into condenser pipe 14 by the gas of demercuration and carries out condensation, then entered cold in the sufficiently removal gas of heating tube 16
Lime set, last gas carry out flow monitoring and control by mass flowmenter 18, by mass flowmenter 18.Wherein 14 meeting of condenser pipe
In gas some hydrocarbon and part vapor removal, and heating tube 16 can heat gas, eliminate gas in liquid hydrocarbon and liquid
Influence of the state water to mass flowmenter 18, quality of protection flowmeter 18 are not damaged by grease lime set, and make the flow number in experiment
According to relatively reliable.
For example, demercuration gas treatment equipment further includes condensation bobbin carriage 15 and heating bobbin carriage 17, condenser pipe 14 is placed on condensation
In bobbin carriage 15, heating tube 16 is placed in heating bobbin carriage 17, controls condensation bobbin carriage 15 and heating bobbin carriage 17 using electric heating drum mode
In temperature, to control the temperature of condenser pipe 14 and heating tube 16.
In the present embodiment, by the way that air pump 19 is arranged, the circulation of gas in evaluating apparatus may be implemented, by the way that demercuration gas is arranged
Body processing unit can remove water and oil in gas, to prevent water therein and the oil interference experiment when gas is recycled.
Further, gas cylinder 20 is high pressure gas cylinder, and natural gas mercury-removing agent evaluating apparatus further includes pressure reducing valve 21, and pressure reducing valve 21 connects
It connects between gas cylinder 20 and mercury vapour generating means 100, pressure reducing valve 21 is connected to the outlet end of high pressure gas cylinder in other words, for adjusting
Save pressure.Specifically, pressure reducing valve 21 is between gas cylinder 20 and mercury vapour generating means 100, and is located at gas cylinder 20 and air pump 19
Between.
Since natural gas mercury-removing agent evaluating apparatus is additionally provided with detection valve 12, examined by detecting valve 12 to extract gas
It surveys.When extracting gas detection mercury content, the air pressure in evaluating apparatus can be declined because of gas loss, and gas cylinder 20 is just at this time
It can be automatically replenished air inlet body, maintain the stable gas pressure of entire evaluating apparatus.
Further, natural gas mercury-removing agent evaluating apparatus further includes lime set recycling can 22, lime set recycling can 22 and grease condensation
Bottle 9 and condenser pipe 14 connect, and lime set recycling is discharged to when the lime set in grease condensation bottle 9 and condenser pipe 14 is more than a certain amount of
In tank 22.
Further, natural gas mercury-removing agent evaluating apparatus further includes multiple control units, and control unit can control and show
Temperature, pressure and the flow of each unit, specifically, control unit can control temperature, pressure and flow by various sensors,
Such as the size of mercury heater box, the temperature of mercury cooling cylinder, the pressure in gas circuit, mass flowmenter turn-on flow rate, it can be by each
Thermometer, pressure gauge, flowmeter are set on the connecting line between device to measure temperature, pressure and flow.As shown in Figure 1,
When natural gas mercury-removing agent evaluating apparatus of the invention is run, gas (i.e. natural gas) is blown into the mercury bottle 1 of heating by air pump 19, mercury
Mercury in bottle 1 has mercury after gas purges and is volatized into gas, then enters in mercury condensation bottle 3 containing mercury gas, passes through
It adjusts cooling and forms saturation mercury vapour, extra mercury, which can be precipitated, to be stayed in mercury condensation bottle 3, because different temperature can be formed not
With the saturation mercury vapour of concentration, it is possible to control mercury content by mercury condensation bottle 3；Similarly, aqueous and/or oily gas enters
After grease condensation bottle 9, saturated steam and/or saturation oil vapour are formed by adjusting cooling, because different temperature can be with shape
At the saturated steam of various concentration, saturation oil vapour, it is possible to control water content and oil content by grease condensation bottle 9.
Natural gas mercury-removing agent evaluating apparatus of the invention is with the following functions:
(1) by setting mercury vapour generating means 100 and mercury condensation device 200, there is mercury vapour systematic function, flow through
Gas mercury content reach a certain desired value；
(2) by setting vapor generating means 300 and grease condensation device 500, there is vapor systematic function, make to flow
The content of water in gas of warp reaches a certain desired value；
(3) by setting oil vapour generating means 400 and grease condensation device 500, there is oil vapour systematic function, make to flow
The gas hydrocarbon content of warp reaches a certain desired value；
(4) by setting mercury removal device 600, there is demercuration Function of Evaluation, by setting temperature control device and detection valve 12, be
Mercury removal agent evaluation provides the environment temperature and sampling condition needed；
(5) by setting mass flowmenter, there is flow control function, flow monitoring and control are carried out by mass flowmenter
System, control enter the gas flow of mercury removal agent adsorption tube 11；
(6) by setting air pump 19, there is gas circuit circulatory function, provide power for the gas circulation in whole device and rise
To the function of tonifying Qi；
(7) by the way that each quasi-controller is arranged, there is automatic monitoring function, the automatic temperature that each section is monitored and controlled, pressure
Power and flow, and energy automatic liquid supply and drain, realize the automatic collection of data.
It is anti-that natural gas mercury-removing agent evaluating apparatus of the invention can carry out dry gas experiment, water resistant experiment, oil resistant experiment and water resistant
Oil experiment, is tested by dry gas, can be studied mercury removal agent and is able to maintain its demercuration performance in the case where natural gas is not aqueous without oily situation
Ability, tested by water resistant, can study mercury removal agent in natural gas containing free water in the case where be able to maintain its demercuration
The ability of energy, is tested by oil resistant, can be studied in the case that mercury removal agent contains free condensate in natural gas and is able to maintain it
The ability of demercuration performance is tested by water resistant oil resistant, can be studied mercury removal agent and be contained a small amount of free water in natural gas, dissociates and coagulate
The ability of its demercuration performance is able to maintain in the case where condensate oil.
Natural gas mercury-removing agent evaluating apparatus of the invention can be safe and efficient evaluation natural gas mercury removal agent performance, mention
The research and development ability of natural gas mercury removal agent is risen, realizes that natural gas mercury removal agent is preferred, user's application risk and demercuration is effectively reduced
Expense.
The foregoing is merely the schematical specific embodiment of the present invention, the range being not intended to limit the invention.It is any
Those skilled in the art, under the premise of not departing from design and the principle of the present invention made by equivalent changes and modifications, should all
Belong to the scope of protection of the invention.And it should be noted that each component part of the invention is not limited in above-mentioned entirety answers
With, each technical characteristic described in specification of the invention can select according to actual needs one individually use or select it is multinomial
Combine use, and therefore, the present invention covers other combinations related with this case inventive point and concrete application in the nature of things.
Claims (10)
1. a kind of natural gas mercury-removing agent evaluating apparatus, which is characterized in that the natural gas mercury-removing agent evaluating apparatus includes:
For accommodating the gas cylinder of natural gas；
Mercury vapour generating means can be connected to the gas cylinder；
For controlling the mercury condensation device of Hg in natural gas vapor content, can be connected to the mercury vapour generating means；
Vapor generating means can be connected to the mercury condensation device；
Oil vapour generating means can be connected to the mercury condensation device or the vapor generating means；
It, can be raw with the vapor for controlling water vapour content and/or the grease condensation device of oil vapour content in natural gas
It is connected at device or the oil vapour generating means；
For accommodating the mercury removal device of mercury removal agent, can be connected to the mercury condensation device or the grease condensation device, it is described de-
The arrival end of mercury device is equipped with detection valve.
2. natural gas mercury-removing agent evaluating apparatus as described in claim 1, which is characterized in that the mercury vapour generating means include
For accommodating the mercury bottle of mercury and the first heater of the temperature for heating and controlling the mercury bottle, the mercury bottle can with it is described
Gas cylinder connection；
The mercury condensation device includes the first cooling dress of mercury condensation bottle and the temperature for cooling down and controlling the mercury condensation bottle
It sets, the mercury condensation bottle can be connected to the mercury bottle.
3. natural gas mercury-removing agent evaluating apparatus as described in claim 1, which is characterized in that the vapor generating means include
The secondary heating mechanism of water bottle and the temperature for heating and controlling the water bottle, the water bottle can connect with the mercury condensation device
It is logical；
The oil vapour generating means include the third heating device of oil bottle and the temperature for heating and controlling the oil bottle, institute
Stating oil bottle can be connected to the mercury condensation device or the water bottle.
4. natural gas mercury-removing agent evaluating apparatus as claimed in claim 3, which is characterized in that the vapor generating means are also wrapped
It includes plus water pot and is connected to make-up water pump described plus between water pot and the water bottle.
5. natural gas mercury-removing agent evaluating apparatus as claimed in claim 3, which is characterized in that the oil vapour generating means are also wrapped
The gasoline pump for including filling tank and being connected between the filling tank and the oil bottle.
6. natural gas mercury-removing agent evaluating apparatus as described in claim 1, which is characterized in that the grease condensation device includes oil
Water-setting analyses the second cooling device of bottle and the temperature for cooling down and controlling the grease condensation bottle, and the grease condensation bottle can be with
The vapor generating means or oil vapour generating means connection.
7. natural gas mercury-removing agent evaluating apparatus as described in claim 1, which is characterized in that the mercury removal device includes mercury removal agent
The temperature control device of adsorption tube, storage box and the temperature for heating and controlling the storage box, the mercury removal agent adsorption tube can be with
The mercury condensation device or grease condensation device connection, the mercury removal agent adsorption tube are set in the storage box.
8. natural gas mercury-removing agent evaluating apparatus as described in claim 1, which is characterized in that the natural gas mercury-removing agent evaluation dress
Setting further includes demercuration gas treatment equipment and air pump, and the demercuration gas treatment equipment is connected to the mercury removal device and the gas
Between pump, the air pump is connected between the demercuration gas treatment equipment and the gas cylinder, the demercuration gas treatment equipment
Including sequentially connected condenser pipe, heating tube and mass flowmenter, the condenser pipe is connect with the mercury removal device, the quality
Flowmeter is connect with the gas cylinder.
9. natural gas mercury-removing agent evaluating apparatus as described in claim 1, which is characterized in that the gas cylinder is high pressure gas cylinder, institute
Stating natural gas mercury-removing agent evaluating apparatus further includes pressure reducing valve, and the pressure reducing valve is connected to the gas cylinder and the mercury vapour is generated and filled
Between setting.
10. natural gas mercury-removing agent evaluating apparatus as described in claim 1, which is characterized in that the mercury condensation device with it is described
Between vapor generating means, between the mercury condensation device and the oil vapour generating means, the mercury condensation device and institute
State between mercury removal device, between the vapor generating means and the oil vapour generating means, the vapor generating means
Between the grease condensation device, between the oil vapour generating means and the grease condensation device and the grease
Pass through piping connection between condensation device and the mercury removal device respectively, is respectively equipped with gas path control valve on each pipeline.
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| CN201811166394.2A CN109187883B (en) | 2018-10-08 | 2018-10-08 | Natural gas demercuration agent evaluation device |
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