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Micro-lead aviation piston type engine fuel and preparation method thereof

A piston engine and fuel technology, which is applied to fuels, fuel additives, liquid carbon-containing fuels, etc., can solve the problems of difficult control of components, limited improvement of octane number of gasoline products, etc., and achieves low cost, improved antiknock performance, The effect of reducing the production of glue

Active Publication Date: 2020-06-19
DONGYING HUAYA GUOLIAN AVIATION FUEL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At the same time, Chinese patent publication CN106590773A discloses a kind of alkylation unit oil produced by the alkylation unit, the pentane component oil produced by the reforming unit, the C7 aromatics component oil produced by the aromatics extraction unit, cumene and Unleaded aviation fuel composed of alkyl ether antiknock agent, the unleaded aviation fuel reduces the content of harmful substances lead and arylamine compounds in gasoline while maintaining a high gasoline octane number, but the The method directly uses the reaction product of the industrial process, and there is a problem that the components are difficult to control, so that the gasoline product contains a certain amount of harmful substance sulfur, and this method has a limited effect on the increase of the octane number of the gasoline product

Method used

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  • Micro-lead aviation piston type engine fuel and preparation method thereof
  • Micro-lead aviation piston type engine fuel and preparation method thereof
  • Micro-lead aviation piston type engine fuel and preparation method thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0026] A kind of fuel for aviation piston engine with micro lead, comprises fuel mixture and additive, and described fuel mixture comprises the following components in mass percentage: 8% of isopentane, 70% of low-purity isooctane, 6% of high-purity isooctane , toluene 14%, xylene 2%;

[0027] The content of additives in the fuel mixture is: antistatic agent 0.5g / T, antioxidant 15g / T, tetraethyl lead ethyl liquid 0.746g / L and enhancer 6g / T;

[0028] The static agent is a mixture of DuPont-450 and hydroxynonylbenzenesulfonic acid at a mass ratio of 20:1.

[0029] The reinforcing agent is cyclopentane, succinimide, xylene, ethylene glycol, dimer linoleic acid and turpentine in a mass ratio of 10:15:10:30:2:20.

[0030] The antioxidant is 2,6-di-tert-butyl-p-cresol and N,N'-diisopropyl-p-phenylenediamine with a mass ratio of 6:1.

[0031] The preparation method of above-mentioned micro-lead aviation piston engine fuel comprises the following steps:

[0032] Put the formula amo...

Embodiment 2

[0034] A fuel for a micro-lead aviation piston engine, comprising a fuel mixture and an additive, the fuel mixture comprising the following components in mass percentages: 11% isopentane, 60% low-purity isooctane, and 8% high-purity isooctane , toluene 15%, xylene 6%;

[0035] The content of additives in the fuel mixture is: antistatic agent 0.1g / T, antioxidant 10g / T, tetraethyl lead ethyl liquid 0.855g / L and enhancer 4g / T;

[0036] The static agent is a mixture of Dupont-450 and hydroxynonylbenzenesulfonic acid at a mass ratio of 15:1.

[0037] The reinforcing agent is cyclopentane, succinimide, xylene, ethylene glycol, dimer linoleic acid and turpentine with a mass ratio of 12:10:5:34:6:24.

[0038] The antioxidant is 2,6-di-tert-butyl-p-cresol and N,N'-diisopropyl-p-phenylenediamine with a mass ratio of 6:1.

[0039] The preparation method is the same as that in Example 1, except that the filtration uses a filter element with a particle size of 5 μm.

Embodiment 3

[0041] A fuel for a micro-leaded aviation piston engine, comprising a fuel mixture and an additive, the fuel mixture comprising the following components in mass percentages: 7% isopentane, 70% low-purity isooctane, and 7% high-purity isooctane , toluene 10%, xylene 6%;

[0042] The content of additives in the fuel mixture is: antistatic agent 0.3g / T, antioxidant 12g / T, tetraethyl lead ethyl liquid 0.800g / L and enhancer 4.5g / T;

[0043] The static agent is a mixture of Dupont-450 and hydroxynonylbenzenesulfonic acid at a mass ratio of 17:1.

[0044] The reinforcing agent is cyclopentane, succinimide, xylene, ethylene glycol, dimer linoleic acid and turpentine with a mass ratio of 11:13:6:32:4:22.

[0045] The antioxidant is 2,6-di-tert-butyl-p-cresol and N,N'-diisopropyl-p-phenylenediamine with a mass ratio of 6:1.

[0046] The preparation method is the same as that in Example 1, except that the filtration is performed with a filter element with a particle size of 8 μm.

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Abstract

The invention discloses micro-lead aviation piston type engine fuel and a preparation method thereof. The fuel is prepared from a fuel mixture and an additive, the fuel mixture is prepared from the following components in percentage by mass: 8 to 11 percent of isopentane, 60 to 70 percent of low-purity isooctane, 6 to 8 percent of high-purity isooctane, 10 to 15 percent of methylbenzene and 2 to 6percent of xylene, the additive comprises an antistatic agent, an antioxidant, a tetraethyl lead base solution and a reinforcing agent, and the preparation method comprises the following steps: sequentially pumping the components in the formula ratio into a blending tank, uniformly mixing, and filtering. The antiknock performance of the aviation fuel is improved, the requirement on 100VLL micro-lead aviation fuel in the ASTM D910 standard is met, the harm to the environment and human bodies is small, the stability of the aviation fuel is improved, the generation of colloid is reduced, the cost is low, and technical support is provided for marketization of domestic high-grade aviation fuel.

Description

technical field [0001] The invention belongs to the technical field of fuel application, and relates to a micro-lead aviation engine fuel, in particular to a preparation method of the micro-lead aviation piston engine fuel. Background technique [0002] The development of aviation fuel has gone through a long historical process. Every historical change of aviation engine will bring about the rapid development and innovation of aviation fuel. The performance improvement and change of engine will have higher performance requirements for fuel, thus promoting the development of aviation fuel. development of. From the human power source in the engineless flight system, to the aviation diesel power source in the internal combustion engine system, to the aviation piston engine fuel, to the jet fuel power source in the jet engine system, to the high density in the supersonic engine system Hydrocarbon fuels, and then biofuels or solar power sources in new energy engine systems, that...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C10L1/04C10L1/14C10L10/18C10L1/16C10L1/18C10L1/182C10L1/183C10L1/188C10L1/223C10L1/224C10L1/24
CPCC10L1/04C10L1/14C10L1/1608C10L1/1802C10L1/1826C10L1/1832C10L1/1835C10L1/1883C10L1/223C10L1/224C10L1/2437C10L10/18C10L2270/04
Inventor 石军王春刚刘学强张健
Owner DONGYING HUAYA GUOLIAN AVIATION FUEL CO LTD
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