CN106915724A - The process units and its production method of a kind of methyl alcohol material for thermal energy storage - Google Patents
The process units and its production method of a kind of methyl alcohol material for thermal energy storage Download PDFInfo
- Publication number
- CN106915724A CN106915724A CN201511009708.4A CN201511009708A CN106915724A CN 106915724 A CN106915724 A CN 106915724A CN 201511009708 A CN201511009708 A CN 201511009708A CN 106915724 A CN106915724 A CN 106915724A
- Authority
- CN
- China
- Prior art keywords
- methyl alcohol
- heat
- gas
- reactor
- conduction oil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 title claims abstract description 549
- 238000004146 energy storage Methods 0.000 title claims abstract description 39
- 239000000463 material Substances 0.000 title claims abstract description 39
- 238000000034 method Methods 0.000 title claims abstract description 32
- 230000008569 process Effects 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 18
- 239000007789 gas Substances 0.000 claims abstract description 67
- 238000006243 chemical reaction Methods 0.000 claims abstract description 46
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 230000004044 response Effects 0.000 claims abstract description 14
- 238000003860 storage Methods 0.000 claims abstract description 14
- 239000000567 combustion gas Substances 0.000 claims abstract description 13
- 239000008246 gaseous mixture Substances 0.000 claims description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 239000000446 fuel Substances 0.000 claims description 24
- 238000001816 cooling Methods 0.000 claims description 15
- 238000010438 heat treatment Methods 0.000 claims description 14
- 230000003647 oxidation Effects 0.000 claims description 14
- 238000007254 oxidation reaction Methods 0.000 claims description 14
- 239000000126 substance Substances 0.000 claims description 13
- 239000003054 catalyst Substances 0.000 claims description 11
- 238000005336 cracking Methods 0.000 claims description 9
- 239000002737 fuel gas Substances 0.000 claims description 7
- 239000003209 petroleum derivative Substances 0.000 claims description 6
- 230000008859 change Effects 0.000 claims description 5
- WVDDGKGOMKODPV-UHFFFAOYSA-N Benzyl alcohol Chemical compound OCC1=CC=CC=C1 WVDDGKGOMKODPV-UHFFFAOYSA-N 0.000 claims description 4
- 229960004217 benzyl alcohol Drugs 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 2
- 229920001187 thermosetting polymer Polymers 0.000 claims 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 10
- 239000003345 natural gas Substances 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 63
- LCGLNKUTAGEVQW-UHFFFAOYSA-N Dimethyl ether Chemical compound COC LCGLNKUTAGEVQW-UHFFFAOYSA-N 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- 239000001257 hydrogen Substances 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000295 fuel oil Substances 0.000 description 2
- 230000020169 heat generation Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004060 metabolic process Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000007233 catalytic pyrolysis Methods 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003034 coal gas Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010411 cooking Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/02—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen
- C01B3/22—Production of hydrogen or of gaseous mixtures containing a substantial proportion of hydrogen by decomposition of gaseous or liquid organic compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/08—Methods of heating or cooling
- C01B2203/0805—Methods of heating the process for making hydrogen or synthesis gas
- C01B2203/0833—Heating by indirect heat exchange with hot fluids, other than combustion gases, product gases or non-combustive exothermic reaction product gases
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/12—Feeding the process for making hydrogen or synthesis gas
- C01B2203/1205—Composition of the feed
- C01B2203/1211—Organic compounds or organic mixtures used in the process for making hydrogen or synthesis gas
- C01B2203/1217—Alcohols
- C01B2203/1223—Methanol
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Liquid Carbonaceous Fuels (AREA)
Abstract
The invention discloses the process units and its method of a kind of methyl alcohol material for thermal energy storage, it is related to the technical field of methyl alcohol application；Including response circuit and heat conduction oil return line, the response circuit, including methanol tank, methyl alcohol heater, methanol steam superheater, reactor, cooler, condenser and gas-liquid separator, the reactor has reactor inlet, reactor outlet, heat conduction oil-in and conduction oil outlet；The heat conduction oil return line, including heat-conducting oil furnace, heat-conducting oil furnace gas burner, heat conducting oil pipe, conduction oil storage tank and heat conduction oil tank circulating pump, the heat-conducting oil furnace burner is arranged on heat-conducting oil furnace, and the heat-conducting oil furnace is communicated to the heat conduction oil-in of reactor by thermal conductive oil pipeline；The beneficial effects of the invention are as follows：Improve the calorific value of methyl alcohol, methyl alcohol conversion CO+2H2Substitute natural gas can realize the conversion of low cost, reduce the manufacturing cost of combustion gas.
Description
【Technical field】
The present invention relates to the technical field of methyl alcohol application, more particularly, it relates to a kind of methyl alcohol material for thermal energy storage
Process units and its production method.
【Background technology】
Methyl alcohol (CH3OH) molecular formula is 34.042, is colourless inflammable transparency liquid.Methyl alcohol is closed by coal gas or natural gas system
Into gas, a kind of chemical substance of synthesising gas systeming carbinol.
Methyl alcohol alternative fuel application existing one period.The efficient heat that current methyl alcohol alternative fuel is directly used in burning is
﹤ 20083KJ/kg, only the 66.6% of itself CH caloric values 30158KJ/kg, the heat for still having 33% is not released also
Come.
The element of methyl alcohol constitutes % (quality)
C 37.5
H 12.5
O 50.0
Produced heat 32993KJ/kg, 1.0kgH when being burnt completely by 1.0kgC and O2It is produced when being burnt completely with O
It is 30158KJ/kg that heat 142885KJ/kg calculates methyl alcohol CH contents and theoretical heat.
And the efficient heat ＜ 20083KJ/kg of methyl alcohol, how the caloric value 30158KJ/kg of methyl alcohol itself CH contents is existed
Discharged in combustion process, the utilization rate of methyl alcohol resource is reached 99%, people have put into practice many methods.
1st, preparing dimethyl ether by dewatering methanol liquefied gas substitutes combustion gas：
Methyl alcohol is in Al2O3Dehydration preparing dimethy ether under catalyst, reaction equation is：
In industrial production, 1.0t dimethyl ether needs 1.42t methyl alcohol.
The available heating value that current dimethyl ether substitutes combustion gas is 31450KJ/kg, rolls over methyl alcohol：
31450KJ/kg ÷ 1.42=22148KJ/kg
Preparing dimethyl ether from methanol alternative fuel, the efficient heat for rolling over methyl alcohol is 22148KJ/kg, only methyl alcohol CH caloric values
The 73% of 30158KJ/kg, the heat for still having 27% is not released also.
2nd, hydrogen from methyl alcohol
《Methyl alcohol and downstream product》Li Feng chief editors, the book of Zhu Quanshou associate editors one, Chemical Industry Press publishes, discloses
The technical process of the hydrogen from methyl alcohol of southwestern chemical design institute：
React for the endothermic reaction, it is necessary to an outside heat-conducting oil furnace provides heat.
Can just be reacted, it is necessary to heat in this chemical reaction, during heating, be consumed substantial amounts of energy
Amount.
The raw material of China's hydrogen from methyl alcohol and power consumption are (with 1000M3Standard hydrogen meter)
| Raw material and power consumption | ||
| Methyl alcohol (99.5%) | Kg/t | 0.555-0.580 |
| Desalted water | Kg/t | 0.32-0.33 |
| Electric (220V/380V) | 90-95 | |
| Fuel oil | Kg/t | 144-145 |
| Cooling water | 30-40 | |
| Instrument air (mark condition) | 120-130 |
The calorific value of fuel oil is 42875KJ/kg.
Through converting 1.0kg hydrogen from methyl alcohol institute fuel consumption 0.25kg, heat is 10719KJ, and course of reaction is consumed largely
Energy.
3rd, methanol oxidation cracking CO+2H2Synthesis gas
《Methanol technics》Xie Kechang, room ancient cooking vessel industry are write, and Chemical Industry Press publishes.Disclose methanol oxidation cracking CO
+2H2Synthesis gas is used as automobile power fuel.Heating is needed in chemical reaction process can just be reacted, therefore using hair
Motivation produces used heat as the heat required for providing reaction, and its chemical formula is：
Methanol oxidation cracks CO+2H2Synthesis gas fuel as an alternative, the calorific value of primitive nail alcohol is increased to by 20083KJ/kg
24500KJ/kg, is the 81% of methyl alcohol CH caloric values 30158KJ/kg, and the heat for still having 19% is not released also.
【The content of the invention】
It is an object of the invention to effectively overcome the shortcomings of above-mentioned technology, there is provided a kind of production dress of methyl alcohol material for thermal energy storage
Put.
The technical proposal of the invention is realized in this way, and a kind of process units of methyl alcohol material for thermal energy storage, its improvements exist
In：Including response circuit and heat conduction oil return line；Wherein
The response circuit, including methanol tank, methyl alcohol heater, methanol steam superheater, reactor, cooler, condensation
Device and gas-liquid separator,
The reactor has reactor inlet, reactor outlet, heat conduction oil-in and conduction oil outlet, in reactor
It is provided with catalyst；
The methanol steam superheater, methyl alcohol heater and methanol tank are sequentially connected by pipeline, the methanol steam
The outlet of superheater is connected to reactor inlet；The cooler, condenser and gas-liquid separator are sequentially connected by pipeline,
And the entrance of the cooler is connected to the outlet of reactor；
The heat conduction oil return line, including the storage of heat-conducting oil furnace, heat-conducting oil furnace gas burner, heat conducting oil pipe, conduction oil
Tank and heat conduction oil tank circulating pump, the heat-conducting oil furnace burner are arranged on heat-conducting oil furnace, and the heat-conducting oil furnace passes through heat conduction
Oil pipe line is communicated to the heat conduction oil-in of reactor；
The thermal conductive oil pipeline for being connected to the conduction oil outlet flows separately through described methanol steam superheater and methyl alcohol adds
After hot device, connected with described conduction oil storage tank, the heat conduction oil tank circulating pump is connected on conduction oil storage tank, for inciting somebody to action
Conduction oil in conduction oil storage tank is delivered in heat-conducting oil furnace.
In such a configuration, it is additionally provided with gas-to-gas heat exchanger between the reactor outlet and the pipeline of cooler.
In such a configuration, in the response circuit, between the methyl alcohol heater and methanol steam superheater
Pipeline be also passed through in described gas-to-gas heat exchanger.
In such a configuration, the response circuit also includes methyl alcohol measuring pump, and the methyl alcohol measuring pump is arranged on methyl alcohol
In pipeline between tank and methyl alcohol heater.
In such a configuration, the process units of the methyl alcohol material for thermal energy storage also includes circulating chilled water loop, and the cold water is followed
Loop back path includes cold water pipes, cold water circulation pump and water cooling pond, and the cold water pipes flow through described cooler, and each lead into
In described water cooling pond and condenser, the cold water circulation pump is connected on water cooling pond, for the water in water cooling pond to be pumped into institute
In the condenser stated.
In such a configuration, safety valve, high-pressure gas are disposed with the pipeline of the outlet of the gas-liquid separator
Pressure gauge, gas pressure-reducing valve, gas metering pump, low-pressure fuel gas pressure gauge and fuel gas temperature table；The pipe end is provided with
At least two gas valves, and the wherein pipeline communication of a gas valve is to described heat-conducting oil furnace gas burner.
Present invention also offers a kind of production method of the methyl alcohol material for thermal energy storage suitable for described in claim 1, its improvement
Part is that methods described comprises the following steps：
A, unlatching heat-conducting oil furnace, the conduction oil in heat-conducting oil furnace are passed through in reactor, to reactor, methanol steam overheat
Device, methyl alcohol heater are circulated heating, reactor and the temperature of catalyst is reached between 230-280 DEG C；
Material benzenemethanol in B, methanol tank through methyl alcohol measuring pump, by the flow 0.5n of setting-1Press-in methyl alcohol heater, methyl alcohol
It is heated and forms methanol steam, its heating-up temperature is 120 DEG C；
C, methanol steam enter methanol steam superheater, lift methanol steam temperature to 220-280 DEG C, hereafter methanol steam
Carried out in reactor from reactor inlet, contacted with the catalyst in reactor, following reaction occurs：
Methanol oxidation cracks CO+2H2Chemical reaction, only produce into CO+2H2Gaseous mixture, the volume component ratio of gaseous mixture：
CO is 33.3%, H2It is 66.6%；Methyl alcohol is converted into CO+2H by liquid charging stock in course of reaction2Gaseous fuel, the CH of methyl alcohol
Energy 30000KJ/kg is transferred in gaseous fuel, methanol oxidation cracking CO+2H2Reaction equation be：
Methanol oxidation is cracked into CO+2H2The chemical reaction of gaseous mixture is the endothermic reaction, and providing heat by conduction oil makes instead
Answer device to be heated to be reacted；
D, the inside reactor temperature in the range of 230-280 DEG C, CO+2H2The chemistry such as cracking will not occur anti-
Should；CO+2H2Gaseous mixture enters cooler and condenser from reactor outlet, and condensed device divides after being cooled to normal temperature into gas-liquid
From device, this process is cooling procedure, will not also make CO+2H2There is chemical change, interior energy or the still hidden storage of chemical energy in gaseous mixture
It is stored in CO+2H2The inside of gaseous mixture；
E、CO+2H2After gaseous mixture goes out excessive methyl alcohol through gas-liquid separator separates, gas is through being decompressed to 0.1MPa, temperature
Used as industrial combustion gas for 25 DEG C.
Further, step B1 is also included in the step B and step C：Methanol steam is passed through in gas-to-gas heat exchanger, with
High temperature gas flow from reactor outlet carries out heat exchange, methanol steam is heated to 200 DEG C.
Further, in the step D, the CO+2H2Before gaseous mixture enters cooler from reactor outlet, it is introduced into
Exchanged heat in gas-to-gas heat exchanger.
Further, in the step A, the LPG petroleum gas pots and gas valve are communicated to heat-conducting oil furnace fuel gas buring
On device, by burning LPG oil gas and CO+2H2 gaseous mixtures are heated to the conduction oil in heat-conducting oil furnace.
The beneficial effects of the present invention are：The present invention compared with prior art, with following features：(1) of the invention one
The application technology and device of methyl alcohol material for thermal energy storage are planted, methyl alcohol is raised to 30000KJ/kg by former calorific value 20083KJ/kg, heat
Value is enhanced more than 49%；(2) in some chemical reactions, it is often necessary to which heating can just be reacted, in heating process
Consume big energy.And can just be reacted, it is necessary to be heated in a kind of production method of methyl alcohol material for thermal energy storage of the invention,
Heat in heating process is absorbed, energy storage is released heat in combustion as fuel, therefore the heat of input is not
It is consumed, but is incremented, this is otherwise varied with some chemical reactions；Therefore, the methyl alcohol conversion CO+2H of this technology2In generation, is natural
Gas can realize the conversion of low cost.Reaction heat is made full use of on device can realize the conversion of zero cost；(3) of the invention one
The outside heat supply for planting the process units of methyl alcohol material for thermal energy storage is heated to reaction system by a heat-conducting oil furnace offer heat
230-280 DEG C, the fuel required for heating can be low-lying level fuel (such as combustible such as rubbish, biological particles), this
A little low-lying level materials, by being for conversion into high level combustion gas, are that the low-lying level metabolism between man and nature has been opened up using neck into high level combustion gas
Domain, turns waste into wealth, and greatly reduces the manufacturing cost of combustion gas；(4) application technology of a kind of methyl alcohol material for thermal energy storage of the invention
And device provides application examples for the energy is diversified.
【Brief description of the drawings】
Fig. 1 is the structural representation of the process units of methyl alcohol material for thermal energy storage of the present invention.
【Specific embodiment】
The invention will be further described with reference to the accompanying drawings and examples.
Shown in reference picture 1, a kind of process units of methyl alcohol material for thermal energy storage that the present invention is disclosed is turned methyl alcohol by the device
Turn to CO+2H2Fuel combination substitutes natural gas.Specifically, the process units of the methyl alcohol material for thermal energy storage include response circuit and
Heat conduction oil return line；Wherein, as shown in figure 1, described response circuit includes that methanol tank 8, methyl alcohol heater 10, methanol steam are overheated
Device 12, reactor 14, cooler 17, condenser 18 and gas-liquid separator 21, the reactor 14 have reactor inlet 13,
Reactor outlet 16, heat conduction oil-in and conduction oil outlet, are placed with catalyst in reactor, in the present embodiment the catalysis
Agent is Cu catalyst；The methanol steam superheater 12, methyl alcohol heater 10 and methanol tank 8 are sequentially connected by pipeline, institute
The outlet for stating methanol steam superheater 12 is connected to reactor inlet 13, and in the present embodiment, the response circuit is also included
Methyl alcohol measuring pump 9, the methyl alcohol measuring pump 9 is arranged in the pipeline between methanol tank 8 and methyl alcohol heater 10.
The cooler 17, condenser 18 and gas-liquid separator 21 are sequentially connected by pipeline, and the cooler 17
Entrance be connected to reactor outlet 16.In addition, in the present embodiment, the pipeline of the reactor outlet 16 and cooler 17 it
Between be additionally provided with gas-to-gas heat exchanger 11；In the response circuit, positioned at the methyl alcohol heater 10 and methanol steam superheater 12
Between pipeline be also passed through in described gas-to-gas heat exchanger 11.
Further, the heat conduction oil return line, including heat-conducting oil furnace 4, heat-conducting oil furnace gas burner 5, heat conducting oil pipe
7th, conduction oil storage tank 30 and heat conduction oil tank circulating pump 6, the heat-conducting oil furnace burner 5 are arranged on heat-conducting oil furnace 4, described
Heat-conducting oil furnace is communicated to the heat conduction oil-in of reactor 14 by thermal conductive oil pipeline 7；It is connected to the heat conduction of the conduction oil outlet
After oil pipe line flows separately through described methanol steam superheater 12 and methyl alcohol heater 10, connect with described conduction oil storage tank 30
Logical, the heat conduction oil tank circulating pump 6 is connected on conduction oil storage tank 30, for the conduction oil in conduction oil storage tank 30 to be sent
To heat-conducting oil furnace 4.In the present embodiment, the heat conduction oil return line also includes LPG petroleum gas pots 1, and LPG petroleum gas pots 1 are logical
Piping is connected on the heat-conducting oil furnace gas burner 5；Decompression is provided with the export pipeline of the LPG petroleum gas pots 1
Valve 2 and check valve 3.
Further, the process units of the methyl alcohol material for thermal energy storage also includes circulating chilled water loop, and the circulating chilled water is returned
Road includes cold water pipes, cold water circulation pump 19 and water cooling pond 20, and the cold water pipes flow through described cooler 17, and lead to respectively
Enter in described water cooling pond 20 and condenser 18, the cold water circulation pump 19 is connected on water cooling pond 20, for by water cooling pond 20
In water pump into described condenser 18.Be disposed with the pipeline of the outlet of the gas-liquid separator 21 safety valve 22,
High-pressure gas pressure gauge 23, gas pressure-reducing valve 24, gas metering pump 25, low-pressure fuel gas pressure gauge 26 and fuel gas temperature table 27；
The pipe end is provided with least two gas valves 28,29, and the wherein pipeline communication of a gas valve 28 is to described heat conduction
Oil oven gas burner 5.
On the basis of said structure, we are carried out specifically for the production method of described methyl alcohol material for thermal energy storage
Bright, methods described comprises the following steps：
A, unlatching heat-conducting oil furnace 4, the conduction oil in heat-conducting oil furnace 4 is passed through in reactor 14, to reactor 14, methanol steam
Superheater 12, methyl alcohol heater 10 are circulated heating, make reactor 14 and catalyst 15 temperature reach 230-280 DEG C it
Between；
In step A, the LPG petroleum gas pots 1 and gas valve 28 are communicated on heat-conducting oil furnace gas burner 5, are passed through
Burning LPG oil gas and CO+2H2 gaseous mixtures are heated to the conduction oil in heat-conducting oil furnace 4；
Material benzenemethanol in B, methanol tank 8 through methyl alcohol measuring pump 9, by the flow 0.5n of setting-1Press-in methyl alcohol heater 10,
Methyl alcohol is heated and forms methanol steam, and its heating-up temperature is 120 DEG C；Methanol steam is passed through in gas-to-gas heat exchanger 11, reflexive with next
The high temperature gas flow for answering device to export 16 carries out heat exchange, methanol steam is heated to 200 DEG C；
C, methanol steam enter methanol steam superheater 12, and to 220-280 DEG C, hereafter methyl alcohol steams lifting methanol steam temperature
Vapour is carried out in reactor 14 from reactor inlet 13, is contacted with the catalyst in reactor 14, and following reaction occurs：
Methanol oxidation cracks CO+2H2Chemical reaction, only produce into CO+2H2Gaseous mixture, the volume component ratio of gaseous mixture：
CO is 33.3%, H2It is 66.6%；Methyl alcohol is converted into CO+2H by liquid charging stock in course of reaction2Gaseous fuel, the CH of methyl alcohol
Energy 30000KJ/kg is transferred in gaseous fuel, methanol oxidation cracking CO+2H2Reaction equation be：
Methanol oxidation is cracked into CO+2H2The chemical reaction of gaseous mixture is the endothermic reaction, and providing heat by conduction oil makes instead
Answer device to be heated to be reacted；
Temperature inside D, the reactor 14 in the range of 230-280 DEG C, CO+2H2The chemistry such as cracking will not occur anti-
Should；CO+2H2Before gaseous mixture enters cooler 17 from reactor outlet 16, it is introduced into gas-to-gas heat exchanger 11 and is exchanged heat；CO+
2H2Gaseous mixture enters cooler 17 and condenser 18 from reactor outlet, and condensed device 18 divides after being cooled to normal temperature into gas-liquid
From device 21, this process is cooling procedure, will not also make CO+2H2There is chemical change in gaseous mixture, interior energy or chemical energy are still hidden
It is stored in CO+2H2The inside of gaseous mixture；
E、CO+2H2After gaseous mixture isolates excessive methyl alcohol through gas-liquid separator 21, gas is warm through being decompressed to 0.1MPa
Spend for 25 DEG C use as industrial combustion gas.
Practice finds that methyl alcohol is a kind of medium for being good at energy storage, and the specific reaction of CO+2H2 gaseous mixtures is cracked in methanol oxidation
In, CO+2H2 gaseous mixtures are a kind of materials for being good at absorbing heat and energy storage, and the heat of outside input makes the interior energy quilt of CO+2H2
Increase, 1.0kg methyl alcohol needs the heat of 30000KJ, the energy storage that CO+2H2 gaseous mixtures are absorbed in conversion process in practice
It is one times of material benzenemethanol CH energy to measure, therefore interior energy is increased by the energy of 30000KJ.Interior energy, is chemical energy, is also chemistry
The energy, the hidden inside in CO+2H2 gaseous mixtures is not done work externally, and when there is chemical change, interior energy is released and turns
Turn to heat energy.
A little burning contrasts were done in combustion gas at gas production 0.5t/ hours on steam boiler.
1. in 0.5t/ hours steam boiler, 0.16MPa/113 DEG C of steam 39kg, light diesel fuel consumption 2.8kg is produced, gently
Diesel oil calorific value is 42875KJ/kg, calculates Boiler Steam heat：
2.8kg × 4287KJ/kg=120050KJ
120050KJ ÷ 39kg. steam=307821KJ/kg. steam
2. 0.16MPa/113 DEG C of steam 10kg is produced in 0.5t/ hours steam boiler, using methanol oxidation cracking gas as
Fuel, (0.1MPa/25 DEG C) of gas consumption is 1.19M3, calculate the calorific value of combustion gas：
10kg. steam × 3078.21KJ/kg=30782.1KJ
30782.1KJ÷1.19M3=25867KJ/M3
Actual effect according to more than, gas density when calculating 0.1MPa/25 DEG C：
1. the gas density of CO
②H2Gas density
3. gas componant：
CO be 33.3% ×1.1305kg/M3=0.3764565kg
H2 be 66.6% ×0.08137kg/M3=0.0542kg
0.3764565kg+0.0542kg=0.4307kg/M3
0.1MPa/25℃When gaseous mixture gas density be0.4307kg/M3
According to gas density, being converted into 1.0kg methyl alcohol can convert CO+2H2 gaseous mixtures 2.3218M3.
According to gas in the efficient heat generation amount 25867KJ/M3 of boiler applications, it is converted into 1.0kg methyl alcohol conversion CO+2H2 and mixes
Close gas and make the efficient heat generation amount of fuel and be：Note：The Scarlet Letter is all experimental data
2.3218M3 × 25867KJ/M3=60058KJ/kg
The CH caloric values of methyl alcohol are 30000KJ/kg, and 1.0kg methyl alcohol conversion CO+2H2 gaseous mixtures make having for fuel in practice
Effect heat is 60058KJ, and the heat of fuel is increased to one times.
Practice finds that methyl alcohol is a kind of medium for being good at energy storage, in catalytic pyrolysis CO+2H2In the specific reaction of gaseous mixture,
CO+2H2Gaseous mixture is a kind of material for being good at energy storage, and the energy content of 1.0kg gaseous mixtures is one times of methyl alcohol CH energy
(30000KJ).Therefore, the gross calorific value of fuel is equal to CO+2H2The energy that is stored for plus outside input of energy, the number of energy
Amount is conservation.
The present invention compared with prior art, with following features：(1) the production dress of a kind of methyl alcohol material for thermal energy storage of the invention
Put and its method, methyl alcohol is raised to 30000KJ/kg by former calorific value 20083KJ/kg, calorific value is enhanced more than 49%.(2)
In some chemical reactions, it is often necessary to which heating can just be reacted, and big energy is consumed in heating process.And at this
Inventing a kind of production method of methyl alcohol material for thermal energy storage can just be reacted, it is necessary to heat, and the heat in heating process is inhaled
Receive, energy storage is released heat in combustion as fuel, therefore the heat of input is not consumed, but be incremented, this
It is otherwise varied with some chemical reactions.Therefore, the methyl alcohol conversion CO+2H of this technology2Substitute natural gas can realize turning for low cost
Change.Reaction heat is made full use of on device can realize the conversion of zero cost.(3) production of a kind of methyl alcohol material for thermal energy storage of the invention
The outside heat supply of device provides heat by a heat-conducting oil furnace makes reaction system be heated to 230-280 DEG C, required for heating
Fuel can be low-lying level fuel (such as combustible such as rubbish, biological particles), and these low-lying level materials are by being transformed into
It is high level combustion gas, is that the low-lying level metabolism between man and nature has opened up application field into high level combustion gas, turn waste into wealth, greatly reduces combustion
The manufacturing cost of gas.(4) application technology and device of a kind of methyl alcohol material for thermal energy storage of the invention are answered for energy variation is provided
Use-case.
Described above is only presently preferred embodiments of the present invention, and above-mentioned specific embodiment is not limitation of the present invention.
In technological thought category of the invention, various modifications and modification can occur, all one of ordinary skill in the art according to
The done retouching of upper description, modification or equivalent, belong to the scope that the present invention is protected.
Claims (10)
1. a kind of process units of methyl alcohol material for thermal energy storage, it is characterised in that：Including response circuit and heat conduction oil return line；Wherein
The response circuit, including methanol tank, methyl alcohol heater, methanol steam superheater, reactor, cooler, condenser with
And gas-liquid separator,
The reactor has setting in reactor inlet, reactor outlet, heat conduction oil-in and conduction oil outlet, reactor
There is catalyst；
The methanol steam superheater, methyl alcohol heater and methanol tank are sequentially connected by pipeline, the methanol steam overheat
The outlet of device is connected to reactor inlet；The cooler, condenser and gas-liquid separator are sequentially connected by pipeline, and institute
The entrance for stating cooler is connected to the outlet of reactor；
The heat conduction oil return line, including heat-conducting oil furnace, heat-conducting oil furnace gas burner, heat conducting oil pipe, conduction oil storage tank with
And heat conduction oil tank circulating pump, on heat-conducting oil furnace, the heat-conducting oil furnace passes through heat-conducting oil pipes to the heat-conducting oil furnace burner
Road is communicated to the heat conduction oil-in of reactor；
The thermal conductive oil pipeline for being connected to the conduction oil outlet flows separately through described methanol steam superheater and methyl alcohol heater
Afterwards, connected with described conduction oil storage tank, the heat conduction oil tank circulating pump is connected on conduction oil storage tank, for by heat conduction
Conduction oil in oily storage tank is delivered in heat-conducting oil furnace.
2. the process units of a kind of methyl alcohol material for thermal energy storage according to claim 1, it is characterised in that：The reactor outlet
Gas-to-gas heat exchanger is additionally provided with and the pipeline of cooler between.
3. the process units of a kind of methyl alcohol material for thermal energy storage according to claim 1, it is characterised in that：The response circuit
In, the pipeline between the methyl alcohol heater and methanol steam superheater is also passed through in described gas-to-gas heat exchanger.
4. the process units of a kind of methyl alcohol material for thermal energy storage according to claim 1, it is characterised in that：The response circuit is also
Methyl alcohol measuring pump is included, the methyl alcohol measuring pump is arranged in the pipeline between methanol tank and methyl alcohol heater.
5. the process units of a kind of methyl alcohol material for thermal energy storage according to claim 1, it is characterised in that：The methyl alcohol energy storage thing
The process units of matter also includes circulating chilled water loop, and the circulating chilled water loop includes cold water pipes, cold water circulation pump and water cooling pond,
The cold water pipes flow through described cooler, and each lead into described water cooling pond and condenser, the cold water circulation pump
It is connected on water cooling pond, for the water in water cooling pond to be pumped into described condenser.
6. the process units of a kind of methyl alcohol material for thermal energy storage according to claim 1, it is characterised in that：The gas-liquid separator
Outlet pipeline on be disposed with safety valve, high-pressure gas pressure gauge, gas pressure-reducing valve, gas metering pump, low-pressure fuel gas
Pressure gauge and fuel gas temperature table；The pipe end is provided with least two gas valves, and the pipeline of a wherein gas valve connects
Pass to described heat-conducting oil furnace gas burner.
7. the production method of a kind of methyl alcohol material for thermal energy storage suitable for described in claim 1, it is characterised in that methods described includes
Following step：
A, unlatching heat-conducting oil furnace, the conduction oil in heat-conducting oil furnace is passed through in reactor, to reactor, methanol steam superheater, first
Alcohol heater is circulated heating, reactor and the temperature of catalyst is reached between 230-280 DEG C；
Material benzenemethanol in B, methanol tank through methyl alcohol measuring pump, by the flow 0.5n of setting-1Press-in methyl alcohol heater, methyl alcohol is added
Thermosetting methanol steam, its heating-up temperature is 120 DEG C；
C, methanol steam enter methanol steam superheater, and, to 220-280 DEG C, hereafter methanol steam is from anti-for lifting methanol steam temperature
In answering device entrance and carrying out reactor, contacted with the catalyst in reactor, following reaction occurs：
Methanol oxidation cracks CO+2H2Chemical reaction, only produce into CO+2H2Gaseous mixture, the volume component ratio of gaseous mixture：CO
It is 33.3%, H2It is 66.6%；Methyl alcohol is converted into CO+2H by liquid charging stock in course of reaction2Gaseous fuel, the CH energy of methyl alcohol
30000KJ/kg is transferred in gaseous fuel, methanol oxidation cracking CO+2H2Reaction equation be：
；
Methanol oxidation is cracked into CO+2H2The chemical reaction of gaseous mixture is the endothermic reaction, and providing heat by conduction oil makes reactor
It is heated and is reacted；
D, the inside reactor temperature in the range of 230-280 DEG C, CO+2H2The chemical reaction such as cracking will not occur；CO
+ 2H2Gaseous mixture enters cooler and condenser from reactor outlet, and condensed device enters gas-liquid separator after being cooled to normal temperature,
This process is cooling procedure, will not also make CO+2H2Chemical change in gaseous mixture, interior energy or chemical energy is still hidden is stored in there is
CO+2H2The inside of gaseous mixture；
E, CO+2H2After gaseous mixture goes out excessive methyl alcohol through gas-liquid separator separates, gas is 25 through being decompressed to 0.1MPa, temperature
DEG C used as industrial combustion gas.
8. the production method of a kind of methyl alcohol material for thermal energy storage according to claim 7, it is characterised in that：The step B and step
Also include step B1 in rapid C：Methanol steam is passed through in gas-to-gas heat exchanger, and heat is carried out with the high temperature gas flow from reactor outlet
Exchange, methanol steam is heated to 200 DEG C.
9. the production method of a kind of methyl alcohol material for thermal energy storage according to claim 7, it is characterised in that：In the step D, institute
State CO+2H2Before gaseous mixture enters cooler from reactor outlet, it is introduced into gas-to-gas heat exchanger and is exchanged heat.
10. the production method of a kind of methyl alcohol material for thermal energy storage according to claim 7, it is characterised in that：In the step A,
The LPG petroleum gas pots and gas valve are communicated on heat-conducting oil furnace gas burner, by LPG oil gas and the CO+ of burning
2H2 gaseous mixtures are heated to the conduction oil in heat-conducting oil furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009708.4A CN106915724A (en) | 2015-12-25 | 2015-12-25 | The process units and its production method of a kind of methyl alcohol material for thermal energy storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511009708.4A CN106915724A (en) | 2015-12-25 | 2015-12-25 | The process units and its production method of a kind of methyl alcohol material for thermal energy storage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106915724A true CN106915724A (en) | 2017-07-04 |
Family
ID=59455473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511009708.4A Pending CN106915724A (en) | 2015-12-25 | 2015-12-25 | The process units and its production method of a kind of methyl alcohol material for thermal energy storage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106915724A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108034443A (en) * | 2017-12-31 | 2018-05-15 | 广西贺州匠心科技有限责任公司 | A kind of biomass sources distillation system |
| CN110980643A (en) * | 2019-12-31 | 2020-04-10 | 常州市蓝博净化科技有限公司 | Production line for producing hydrogen from methanol |
| CN112573481A (en) * | 2020-12-28 | 2021-03-30 | 常州市蓝博净化科技有限公司 | Cascaded slow alternating temperature methyl alcohol hydrogen production line |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1356257A (en) * | 2000-11-30 | 2002-07-03 | 中国科学院成都有机化学研究所 | Two-segment process for preparing CO and hydrogen by cracking methanol |
-
2015
- 2015-12-25 CN CN201511009708.4A patent/CN106915724A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1356257A (en) * | 2000-11-30 | 2002-07-03 | 中国科学院成都有机化学研究所 | Two-segment process for preparing CO and hydrogen by cracking methanol |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108034443A (en) * | 2017-12-31 | 2018-05-15 | 广西贺州匠心科技有限责任公司 | A kind of biomass sources distillation system |
| CN110980643A (en) * | 2019-12-31 | 2020-04-10 | 常州市蓝博净化科技有限公司 | Production line for producing hydrogen from methanol |
| CN112573481A (en) * | 2020-12-28 | 2021-03-30 | 常州市蓝博净化科技有限公司 | Cascaded slow alternating temperature methyl alcohol hydrogen production line |
| CN112573481B (en) * | 2020-12-28 | 2023-09-05 | 常州市蓝博氢能源科技有限公司 | Stepped slow temperature-changing methanol hydrogen production line |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3167913A (en) | Continuous flow combustion cycle | |
| CN104456605B (en) | Gasification device for ordinary-pressure liquid light hydrocarbons | |
| CN106145035B (en) | Hydrogen production process | |
| CN105967144B (en) | A kind of heat supply method for preparing hydrogen by reforming methanol reaction | |
| CN106915724A (en) | The process units and its production method of a kind of methyl alcohol material for thermal energy storage | |
| CN107344712B (en) | Method and apparatus for producing hydrogeneous product | |
| Dibyo et al. | Analysis on operating parameter design to steam methane reforming in heat application RDE | |
| Han et al. | Simultaneous analysis of hydrogen productivity and thermal efficiency of hydrogen production process using steam reforming via integrated process design and 3D CFD modeling | |
| Dias et al. | Exergy analysis of glycerol steam reforming in a heat recovery reactor | |
| CN104344414B (en) | Waste heat recovery device and waste heat recovery method | |
| Nakamura et al. | Detailed analysis of heat and mass balance for supercritical water gasification | |
| CN103663829B (en) | Remove gas dissolved to prepare oiler feed | |
| CN108557764A (en) | A kind of anhydrous process for making hydrogen | |
| Li et al. | Process evaluation and optimization of methanol production from shale gas based on kinetics modeling | |
| CN110386590A (en) | A kind of small-sized hydrogen production units by carbinol | |
| CN212403457U (en) | Waste heat recovery system for hydrogen production converter | |
| CN101265425B (en) | Method for reducing heat value of gaseous liquefied natural gas | |
| CN210635722U (en) | Small-size methyl alcohol hydrogen plant | |
| CN103555371B (en) | Method for improving gasification efficiency of slurry feed gasification device | |
| CN208418792U (en) | A kind of device for overcritical mixed working fluid completely burned | |
| CN208716846U (en) | A kind of lighter hydrocarbons producing synthesis gas reforming unit converting the conversion of gas pre-heating heat-exchanging formula using one section of high temperature | |
| CN103569965B (en) | The method of hydro carbons two-stage method steam pure oxygen reformation producing synthesis gas | |
| CN207760294U (en) | A kind of gently energy gasifier section | |
| CN106925184A (en) | There is system in lighter hydrocarbons air mixture | |
| CN213295261U (en) | Refined diesel oil heat utilization system based on diesel oil hydrogenation device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170704 |
|
| WD01 | Invention patent application deemed withdrawn after publication |