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CN102634393A - Efficiency energy-saving additive for liquefied petroleum cutting gas - Google Patents

Efficiency energy-saving additive for liquefied petroleum cutting gas Download PDF

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CN102634393A
CN102634393A CN2012101048329A CN201210104832A CN102634393A CN 102634393 A CN102634393 A CN 102634393A CN 2012101048329 A CN2012101048329 A CN 2012101048329A CN 201210104832 A CN201210104832 A CN 201210104832A CN 102634393 A CN102634393 A CN 102634393A
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gas
combustion gas
additive
petroleum gas
propane
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刘越
刘正宝
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Abstract

The invention discloses an efficiency energy-saving additive for liquefied petroleum cutting gas, which is mainly prepared by mixing the components with the mass content: 7-12% of iron naphthenate, 5-10% of methyl tertiary butyl ether, 10-16% of n-hexane, 1-5% of 2, 2-di-(ethyl ferrocene) propane, 8-13% of methyl alcohol, 4-12% of iooctyl nitrate, 11-25% of isopropyl-ketone and 25-45% of 200 # solvent naphtha. According to the efficiency energy-saving additive for the liquefied petroleum cutting gas, the performance of the added petroleum gas for cutting steel comprehensively reaches or exceeds the cutting performance level of raw petroleum gas and acetylene gas, can be completely used for replacing the acetylene gas, and can be used as industrial gas for cutting metal. The performance of a product exceeds that of natural gas, industrial propane and similar additive on the market; and the efficiency energy-saving additive has wide application prospect and is a big breakthrough of the industrial gas in the industrial field in China.

Description

A kind of efficient energy-saving additive that is used for petroleum gas class cutting combustion gas
Technical field
The invention belongs to cutting combustion gas field, be specifically related to a kind of efficient energy-saving additive that is used for petroleum gas class cutting combustion gas.
Background technology
Along with developing rapidly of China's industrial economy, the social demand amount of metal gas cutting processing is increasing.At present, the traditional method of oxy-acetylene cutting is generally used in the processing of China's metal gas cutting.Acetylene exists power consumption big in producing use, and cost is high, and cutting quality is poor; Hang the slag dross, easy-clear not, explosive inflammable harm workman class is healthy; Seriously polluted; So far the history in year surplus in the of existing 100 appears in this gas cutting technology, and alternative acetylene becomes the industry common recognition already, therefore also adopts the combustion gas of some petroleum gas classes to come the replace ethine combustion gas to carry out welding both at home and abroad; But short, the problems such as cutting speed in feet per minute is slow, flame temperature is low, practical application poor performance of time of ubiquity preheating perforation, and most similar additive unstable, be prone to layering and contain poisonous component such as YLENE.
Summary of the invention
The objective of the invention is to overcome above-mentioned defective,, a kind of efficient energy-saving additive that is used for petroleum gas class cutting combustion gas is provided through studying multiple supporting relevant mechanism.
The object of the invention can reach through following measure:
A kind of efficient energy-saving additive that is used for petroleum gas class cutting combustion gas, it is mainly by iron naphthenate, MTBE, hexane, 2, two (ethyl dicyclopentadienyl iron) propane (C of 2- 27H 32Fe 2), methyl alcohol, isooctyl ester nitrate, isopropyl acetone and 200# solvent oil mix and form; Wherein the mass content of each component is: iron naphthenate 7~12%, MTBE 5~10%, hexane 10~16%, 2, two (ethyl dicyclopentadienyl iron) propane 1~5% of 2-, methyl alcohol 8~13%, isooctyl ester nitrate 4~12%, isopropyl acetone 11~25%, 200# solvent oil 25~45%.
The above-mentioned mass content that is used for each component of efficient energy-saving additive of petroleum gas class cutting combustion gas is preferably: iron naphthenate 8~11%, MTBE 6~9%, hexane 11~15%, 2, the two ethyl dicyclopentadienyl iron propane (alkyl carbon chain length is in C10~12) 2~4% of 2-, methyl alcohol 9~12%, isooctyl ester nitrate 4~10%, isopropyl acetone 13~25%, 200# solvent oil 25~40%; Further be preferably: iron naphthenate 9~10%, MTBE 6~8%, hexane 11~14%, 2, the two ethyl dicyclopentadienyl iron propane 2~3% of 2-, methyl alcohol 10~12%, isooctyl ester nitrate 4~9%, isopropyl acetone 13~20%, 200# solvent oil 30~40%.
This additive can also add other components; Also can be only by iron naphthenate, MTBE, hexane, 2; Two (ethyl dicyclopentadienyl iron) propane of 2-, methyl alcohol, isooctyl ester nitrate, isopropyl acetone and 200# solvent oil are formed; When only being mixed by existing component, each the component sum in above-mentioned each prescription is 100%
The efficient energy-saving additive that is used for petroleum gas class cutting combustion gas of the present invention is 0.2~2.0% of petroleum gas class cutting combustion gas quality at the addition of petroleum gas class cutting combustion gas, or 5~15ml/m 3Petroleum gas class cutting combustion gas; Preferred addition is 0.5~1.5% of petroleum gas class cutting combustion gas quality, or 6~12ml/m 3Petroleum gas class cutting combustion gas.
Petroleum gas class cutting combustion gas is meant extracts or handles the cutting combustion gas that obtains from oil; It includes but not limited to that (staple is propane, acetylene, propylene, butane, butylene etc. to LPG liquefied petroleum gas; Temperature of combustion is about 2800 ℃ in oxygen, is the desirable combustion gas of welding, cutting operation), Sweet natural gas, propane, propylene, gas diesel oil, gasoline or diesel oil etc.In petroleum gas class cutting combustion gas, add this additive, the calorific value of petroleum gas class additives gas can be broken through to 25500Kcal/m 3, flame temperature can reach 3450 ℃.
The present invention also provides a kind of preparation method who is used for the efficient energy-saving additive of petroleum gas class cutting combustion gas; It is characterized in that earlier 200# solvent oil, methyl alcohol and MTBE being poured in the stirred reactor stirring, iron naphthenate, hexane, isooctyl ester nitrate and isopropyl acetone are added in the stirred reactor stirred 30~90 minutes again, add 2; The two ethyl dicyclopentadienyl iron propane stirring reactions of 2-60~120 minutes; Last still aging 20~28 hours, filter, promptly get; Wherein the mass content of each component as stated.
The iron naphthenate of this additive with the synergy of component under the effect that has catalysis and heat; And 2, the two ethyl dicyclopentadienyl iron propane of 2-are organometallics, in additive of the present invention under the synergy such as solubility promoter; Join in the petroleum gas class cutting combustion gas, mix, when burning, have katalysis with it; Change burning chain type reaction kinetics course, can improve free-radical generating efficient, and then obviously improve flame speed and temperature of combustion; Reduce amount of consumed gas simultaneously, improve flame cutting efficient, can significantly reduce cutting and meet width and improve quality of cut face.
MTBE can heat and not produce sedimentary function so that various organic composition combines and interact also to play; The 200# solvent oil also has the effect of hydrotropy under each component effect.Replace ethine use fully after it adds in the petroleum gas class cutting combustion gas; Be a kind of can being added on widely in petroleum gas class I liquid I, the gases such as Sweet natural gas, commercial propane, gas diesel oil; Can replace ethine gas be used to cut, bore a hole, dig, the new additive agent of spraying, school shape, have safety, environmental protection, energy-conservation, characteristics of high efficiency.It has realized the breakthrough of petroleum gas class additives gas, and calorific value can reach 24650Kcal/m 3, flame temperature can reach 3430 ℃, and this additive can be applied in how tame steelworks, boats and ships system factory and mechanical industry.
The present invention has following advantage compared with prior art:
1, the combustion gas performance that adopts additive of the present invention is more than acetylene fuel safety, can be as acetylene easy blasting, and store, transportation and use be than acetylene safety.
2, add additive of the present invention industrial combustion gas 1 bottle (15 public specification) to be equivalent to 7~8 bottles acetylene; Can save the Financial cost more than 40%; Reduced simultaneously follow-up works such as labor strength and polishing cutting surface again, used the readjust prices enterprise practical of agent combustion gas of the present invention to reduce cost 30~50%.
3, owing to catalysis, the combustion-supporting effect of this additive, can make combustion gas fully burn and reduce pollution, not detonation, no black smoke, no obnoxious flavour produces.
4, this additive can make the combustion gas can be at cold district and carry out welding under water, can expire the not demand of industrial processes of the same race, and has pollution-freely, and safe and efficient is the important breakthrough that industrial combustion gas substitutes acetylene.
5, this additive can impel gas to dissolve each other after adding; Activate the main body medium, accelerate combustionvelocity, can produce bigger heat energy; Temperature reaches 3430 ℃; Calorific value is 2 times of acetylene, and perforation warm up time is faster 50%~100% than acetylene and commercial propane, and cutting speed in feet per minute is than acetylene and propane fast 30%~50%.
6, strong line speed is higher by 35% than acetylene, and the tangent plane upper limb does not have undercut, burns down, and lower edge does not have the extension slag, and cleaning surfaces is smooth, effectively reduces slot, has practiced thrift cost greatly.
7, this additive application function is wide; Because the gas calorific value is high; The cutting function of replaced acetylene gas comprehensively, and can also be used for iron and steel and weld, punch, cure, correct, take off limit, cutting under water, stainless steel welding, continuous casting and connect and cut and industrial processes function such as thermal treatment.
Embodiment
Below in conjunction with embodiment the present invention is further specified.
The preparation of additive and cutting combustion gas:
During enforcement at first with 200# solvent oil, methyl alcohol, MTBE, proportionally pour in the stirred reactor and stir; Again iron naphthenate, hexane, isooctyl ester nitrate, isopropyl acetone are proportionally squeezed in the stirred reactor with explosion-proof pump and stirred 60 minutes; Add 2; Two (ethyl dicyclopentadienyl iron) propane stirring reactions of 2-90 minutes, still aging 24 hours again; Get into the gas-liquid strainer and advance to filter, through WT-MSR solution in the reactor drum is poured in the zinced iron pail pack then, just process the fuel gas additives of the type.
Available hand increasing pressure pump or self-measuring device are filled in the gas cylinder of industry; Perhaps be filled into storage combustion gas gas tank according to 0.5~1.5% ratio and promptly process mixed industrial fuel with volume pump; Perhaps when cutting, proportionally 1 cubic metre combustion gas interpolation 6-12 milliliter mixes in gas pipeline or mixed liquid gasification installation.
Embodiment 1 (cold season by weight)
A kind of efficient energy-saving additive prescription (weight percent) that is used for petroleum gas class cutting combustion gas is: iron naphthenate 10%, MTBE 8%, hexane 14%, 2, two (ethyl dicyclopentadienyl iron) propane 3% of 2-, methyl alcohol 12%, isooctyl ester nitrate 4%, isopropyl acetone 15%, 200# solvent oil 34%.
Embodiment 2 (hot season by weight)
A kind of efficient energy-saving additive prescription (weight percent) that is used for petroleum gas class cutting combustion gas is: iron naphthenate 9%, MTBE 6%, hexane 11%, 2, two (ethyl dicyclopentadienyl iron) propane 2% of 2-, methyl alcohol 10%, isooctyl ester nitrate 9%, isopropyl acetone 14%, 200# solvent oil 39%.
Embodiment 3
Each routine additive of the present invention is added on behind the LPG liquefied petroleum gas limits of explosion with air and oxygen:
Inflammable gas Air
The second hydrocarbon 2.2-81
Propane 2.3-9.5
LPG liquefied petroleum gas after the interpolation 1.6-6.5
Embodiment 4
When cutting, with the additive of embodiment 1 in gas pipeline according to 10ml/m 3The proportioning of liquid propane gas adds in the liquid propane gas and mixes, and gas mixture is carried out gas cutting steel indoor, and detect IAQ.
The concentration value of indoor sulfurous gas, nitrogen peroxide, carbon monoxide, dioxy gas carbon is respectively 0.02mg/m in the cutting process 3, 0.15mg/m 3, 1.05mg/m 3, 0.050%, be lower than the 0.50mg/m of country's " IAQ standard " 3, 0.24mg/m 3, 10mg/m 3, 0.079%.
Embodiment 5
The ratio that the additive of embodiment 1 and 2 is connect mass ratio 1% is added in the LPG liquefied petroleum gas, uses gas as the cutting steel behind the thorough mixing, detects its performance and contrasts with acetylene.
In combustion gas with acetylene combustion gas performance comparison table: (respectively get three times and do population mean)
Index The combustion gas of this series additive Acetylene
The highest flame temperature ℃ 3450 3150
Calorific value Kcal/m 3 24120~25500 13720~14160
Cutting speed in feet per minute mm/min 600(20mm) 350(20mm)
Limits of explosion % 1.6~6.5 2.2~80
Cutting S warm up time 3(20mm) 8(20mm)
Perforation S warm up time 5,30(20mm,200mm) 12,50(20mm,200mm)
Cutting thickness mm 10~800 10~250
The cutting surface quality Any surface finish is not hung slag Surface irregularity
Welding tensile strength Mpa 580 490
Embodiment 6
When cutting, with the additive of embodiment 1 and 2 in gas pipeline according to 9ml/m 3The proportioning of Sweet natural gas adds in the Sweet natural gas and mixes, and gas mixture is carried out gas cutting steel, and detect its performance, does contrast with not additivated pure natural gas simultaneously.
Performance comparison before and after Sweet natural gas adds additive of the present invention: (respectively get three times and do population mean)
Figure BDA0000152224800000061
A kind of efficient energy-saving additive that is used for petroleum gas class cutting combustion gas of the present invention; The performance of the petroleum gas class gas cutting steel after the interpolation has met and exceeded the cutting property level of protopetroleum gas and acetylene gas comprehensively, can substitute acetylene gas fully, be used as the metal cutting industrial combustion gas.This additive obtains trying to use and get a good review in Angang Stock Co., Ltd, Shaoguan, Guangdong Iron And Steel Co., Ltd and industrial enterprises such as part yard, steelwork.Product performance surpass similar additive on Sweet natural gas, commercial propane and the market, have broad application prospects, and be a quantum jump of China's industrial circle industrial combustion gas.

Claims (7)

1. one kind is used for the efficient energy-saving additive that the petroleum gas class is cut combustion gas; It is characterized in that it is mainly by iron naphthenate, MTBE, hexane, 2; Two (ethyl dicyclopentadienyl iron) propane of 2-, methyl alcohol, isooctyl ester nitrate, isopropyl acetone and the mixing of 200# solvent oil form; Wherein the mass content of each component is: iron naphthenate 7~12%, MTBE 5~10%, hexane 10~16%, 2, two (ethyl dicyclopentadienyl iron) propane 1~5% of 2-, methyl alcohol 8~13%, isooctyl ester nitrate 4~12%, isopropyl acetone 11~25%, 200# solvent oil 25~45%.
2. the efficient energy-saving additive that is used for petroleum gas class cutting combustion gas according to claim 1; The mass content that it is characterized in that each component is: iron naphthenate 8~11%, MTBE 6~9%, hexane 11~15%, 2, two (ethyl dicyclopentadienyl iron) propane 2~4% of 2-, methyl alcohol 9~12%, isooctyl ester nitrate 4~10%, isopropyl acetone 13~25%, 200# solvent oil 25~40%.
3. the efficient energy-saving additive that is used for petroleum gas class cutting combustion gas according to claim 2; The mass content that it is characterized in that each component is: iron naphthenate 9~10%, MTBE 6~8%, hexane 11~14%, 2, the two ethyl dicyclopentadienyl iron propane 2~3% of 2-, methyl alcohol 10~12%, isooctyl ester nitrate 4~9%, isopropyl acetone 13~20%, 200# solvent oil 30~40%.
4. the efficient energy-saving additive that is used for petroleum gas class cutting combustion gas according to claim 1 is characterized in that the addition of this additive in petroleum gas class cutting combustion gas is 0.2~2.0% of petroleum gas class cutting combustion gas quality, or 5~15ml/m 3Petroleum gas class cutting combustion gas.
5. the efficient energy-saving additive that is used for petroleum gas class cutting combustion gas according to claim 4 is characterized in that the addition of this additive in petroleum gas class cutting combustion gas is 0.5~1.5% of petroleum gas class cutting combustion gas quality, or 6~12ml/m 3Petroleum gas class cutting combustion gas.
6. according to claim 1, the 4 or 5 described efficient energy-saving additives that are used for petroleum gas class cutting combustion gas, it is characterized in that said petroleum gas class cutting combustion gas is selected from Sweet natural gas, propane, propylene, LPG liquefied petroleum gas, gasoline or diesel oil.
7. the described preparation method who is used for the efficient energy-saving additive of petroleum gas class cutting combustion gas of claim 1; It is characterized in that earlier 200# solvent oil, methyl alcohol and MTBE being poured in the stirred reactor stirring, iron naphthenate, hexane, isooctyl ester nitrate and isopropyl acetone are added in the stirred reactor stirred 30~90 minutes again, add 2; Two (ethyl dicyclopentadienyl iron) propane stirring reactions of 2-60~120 minutes; Last still aging 20~28 hours, filter, promptly get; Wherein the mass content of each component is: iron naphthenate 7~12%, MTBE 5~10%, hexane 10~16%, 2, two (ethyl dicyclopentadienyl iron) propane 1~5% of 2-, methyl alcohol 8~13%, isooctyl ester nitrate 4~12%, isopropyl acetone 11~25%, 200# solvent oil 25~45%.
CN2012101048329A 2012-04-11 2012-04-11 Efficiency energy-saving additive for liquefied petroleum cutting gas Pending CN102634393A (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103497795A (en) * 2013-10-08 2014-01-08 定远县和达商贸有限责任公司 High-efficiency and environment-friendly welding and cutting gas
CN105542890A (en) * 2015-12-16 2016-05-04 钱厚云 New natural gas synergist
CN106520238A (en) * 2016-12-02 2017-03-22 广州阿多斯化工科技有限公司 Fuel gas/fuel oil synergist for industrial kiln stove and boiler and preparation method and application of fuel gas/fuel oil synergist
WO2020208646A1 (en) 2019-04-10 2020-10-15 Hindustan Petroleum Corporation Limited Fuel additive composition, fuel composition, and process for preparation thereof
CN111944571A (en) * 2020-08-13 2020-11-17 安徽金火神能源科技有限公司 High-efficiency energy-saving additive for petroleum gas mechanical cleaning (flame cleaning) fuel gas
CN111961508A (en) * 2020-08-13 2020-11-20 安徽金火神能源科技有限公司 Efficient energy-saving additive for petroleum gas cutting gas

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103497795A (en) * 2013-10-08 2014-01-08 定远县和达商贸有限责任公司 High-efficiency and environment-friendly welding and cutting gas
CN105542890A (en) * 2015-12-16 2016-05-04 钱厚云 New natural gas synergist
CN106520238A (en) * 2016-12-02 2017-03-22 广州阿多斯化工科技有限公司 Fuel gas/fuel oil synergist for industrial kiln stove and boiler and preparation method and application of fuel gas/fuel oil synergist
CN106520238B (en) * 2016-12-02 2017-09-15 广州阿多斯化工科技有限公司 A kind of Industrial Stoves and boiler combustion gas/synergist for fuel oil and preparation method and application
WO2020208646A1 (en) 2019-04-10 2020-10-15 Hindustan Petroleum Corporation Limited Fuel additive composition, fuel composition, and process for preparation thereof
US11525098B2 (en) 2019-04-10 2022-12-13 Hindustan Petroleum Corporation Limited Fuel additive composition, fuel composition, and process for preparation thereof
CN111944571A (en) * 2020-08-13 2020-11-17 安徽金火神能源科技有限公司 High-efficiency energy-saving additive for petroleum gas mechanical cleaning (flame cleaning) fuel gas
CN111961508A (en) * 2020-08-13 2020-11-20 安徽金火神能源科技有限公司 Efficient energy-saving additive for petroleum gas cutting gas

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Application publication date: 20120815