Alcohol-based environmentally-friendly clean fuel and preparation method thereof

Abstract

The application relates to an alcohol-based environment-friendly clean fuel and a preparation method thereof, and relates to the technical field of fuels.Taking weight parts as a basis, the alcohol-based environment-friendly clean fuel comprises the following components: 15-35 parts of methanol, 5-12 parts of ethanol, 2-5 parts of dimethylbenzene, 1-3 parts of benzene, 3-7 parts of 60-90 petroleum ether, 8-15 parts of a combustion improver, and 2-6 parts of an additive; the additive is prepared from oil and fat soap, polyoxoethylene sorbitan tetraoleate and Span 80; and the combustion improver is prepared from octanol, glycerol, isopropyl alcohol and acetone. By adding the specific additive and the specific combustion improver, the two are used in combination, the combustion stability of the alcohol-based environment-friendly clean fuel is improved, the combustion heat value of the alcohol-based environment-friendly clean fuel is improved, an alcohol-based environment-friendly clean fuel with stable combustion and high heat value is prepared, and the use demand in fields such as automobiles can be met.

Description

Technical Field

[0001] This application relates to the field of fuel technology, and in particular to an alcohol-based environmentally friendly clean fuel and its preparation method. Background Technology

[0002] Alcohol-based fuels are a general term for fuels formulated primarily with alcohols (methanol, ethanol, butanol, etc.). They have advantages such as high cleanliness, easy availability, and renewability, and are gradually becoming a safe, environmentally friendly, and renewable new energy source, providing a feasible solution to the contemporary energy crisis.

[0003] Currently, alcohol-based fuels are mainly used as civilian fuels, such as in the catering industry. However, due to their poor combustion stability and low calorific value, their application in industrial and other fields is limited, especially failing to meet the requirements for vehicle fuels. Therefore, developing a stable, high-calorific-value, environmentally friendly, and clean alcohol-based fuel could meet the needs of applications such as automobiles. Summary of the Invention

[0004] To address the aforementioned issues, this application provides an alcohol-based environmentally friendly clean fuel and its preparation method.

[0005] In a first aspect, this application provides an alcohol-based environmentally friendly clean fuel, which, by weight, comprises the following components:

[0006] Methanol 15-35 parts, ethanol 5-12 parts, xylene 2-5 parts, benzene 1-3 parts, 60-90 petroleum ether 3-7 parts, combustion improver 8-15 parts, additives 2-6 parts;

[0007] The additive is prepared from oleic soap, polyoxyethylene sorbitan tetraoleate and Span 80;

[0008] The combustion improver is prepared from octanol, glycerol, isopropanol and acetone.

[0009] Furthermore, the weight ratio of the oil soap, the polyoxyethylene sorbitan tetraoleate, and the Span 80 is 1:(4-9):(2-5).

[0010] Furthermore, the preparation method of the additive includes the following steps:

[0011] The oil soap was subjected to microwave plasma treatment, and then polyoxyethylene sorbitan tetraoleate and Span 80 were added and mixed to obtain the additive.

[0012] Furthermore, the operating parameters of the microwave plasma treatment include: using an open atmospheric pressure environment, subjecting the oil soap to non-ionizing radiation treatment for 25 to 45 seconds at a microwave power of 300–400W and with air as the working medium.

[0013] Further, the weight ratio of the octanol, the glycerol, the isopropanol and the acetone is (2-4):(1-3):(7-10):(0.5-1).

[0014] Furthermore, the preparation method of the combustion improver includes the following steps:

[0015] The octanol, glycerol, isopropanol, and acetone are compounded in a weight ratio to obtain a mixture;

[0016] The mixture is placed in a liquid nitrogen environment for freezing. When the mixture is converted into a solid, the pressure is adjusted to ≤10KPa and freezing is continued for 0.5 to 1 hour. Then it is thawed into a liquid at room temperature and pressure. This process is repeated 1 to 3 times to obtain the combustion aid.

[0017] Furthermore, by weight, the alcohol-based environmentally friendly clean fuel comprises the following components:

[0018] Methanol 22-30 parts, ethanol 7-10 parts, xylene 2-5 parts, benzene 1-3 parts, 60-90 petroleum ether 3-7 parts, combustion improver 10-13 parts, additives 3-5 parts.

[0019] Furthermore, by weight, the alcohol-based environmentally friendly clean fuel comprises the following components:

[0020] Methanol 26.5 parts, ethanol 8.2 parts, xylene 3.9 parts, benzene 1.5 parts, 60-90 petroleum ether 5 parts, combustion improver 12 parts, additives 4 parts.

[0021] Further, the weight ratio of the oil soap, the polyoxyethylene sorbitan tetraoleate, and the Span 80 is 1:7.7:3.5; the weight ratio of the octanol, the glycerol, the isopropanol, and the acetone is 3:2.4:8.5:0.8.

[0022] Secondly, this application provides a method for preparing the alcohol-based environmentally friendly clean fuel according to any one of the first aspects, the preparation method comprising the following steps:

[0023] Obtain additives;

[0024] Obtain the combustion accelerant;

[0025] The additive, the combustion improver, methanol, ethanol, xylene, benzene, and 60-90% petroleum ether are mixed to obtain the alcohol-based environmentally friendly clean fuel.

[0026] The technical solution provided in this application has at least the following advantages compared with the prior art:

[0027] This application provides an alcohol-based environmentally friendly clean fuel. By adding specific additives and specific combustion improvers, the combination of the two not only improves the combustion stability of the alcohol-based environmentally friendly clean fuel, but also increases its calorific value, thus producing an alcohol-based environmentally friendly clean fuel with stable combustion and high calorific value, which can meet the usage needs of fields such as automobiles. Detailed Implementation

[0028] To make the objectives, technical solutions, and advantages of this application clearer, the technical solutions of this application will be clearly and completely described below in conjunction with this application. Obviously, the described embodiments are only some embodiments of this application, not all embodiments. Based on the embodiments in this application, all other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this application.

[0029] Unless otherwise specified, all raw materials, reagents, instruments and equipment used in this application can be purchased from the market or prepared by existing methods.

[0030] In a first aspect, this application provides an alcohol-based environmentally friendly clean fuel, which, by weight, comprises the following components:

[0031] Methanol 15-35 parts, ethanol 5-12 parts, xylene 2-5 parts, benzene 1-3 parts, 60-90 petroleum ether 3-7 parts, combustion improver 8-15 parts, additives 2-6 parts;

[0032] The additive is prepared from oleic soap, polyoxyethylene sorbitan tetraoleate and Span 80;

[0033] The combustion improver is prepared from octanol, glycerol, isopropanol and acetone.

[0034] This application provides an alcohol-based environmentally friendly clean fuel. By adding specific additives and specific combustion improvers, the combination of the two not only improves the combustion stability of the alcohol-based environmentally friendly clean fuel, but also increases its calorific value, thus producing an alcohol-based environmentally friendly clean fuel with stable combustion and high calorific value, which can meet the usage needs of fields such as automobiles.

[0035] In some specific embodiments, the weight ratio of the oil soap, the polyoxyethylene sorbitan tetraoleate, and the Span 80 is 1:(4-9):(2-5).

[0036] In some specific embodiments, the preparation method of the additive includes the following steps:

[0037] The oil soap was subjected to microwave plasma treatment, and then polyoxyethylene sorbitan tetraoleate and Span 80 were added and mixed to obtain the additive.

[0038] In some specific embodiments, the operating parameters of the microwave plasma treatment include: using an open atmospheric pressure environment, subjecting the oil soap to non-ionizing radiation treatment for 25 to 45 seconds at a microwave processing power of 300 to 400 W and with air as the working medium.

[0039] In some specific embodiments, the weight ratio of the octanol, the glycerol, the isopropanol and the acetone is (2-4):(1-3):(7-10):(0.5-1).

[0040] In some specific embodiments, the preparation method of the combustion improver includes the following steps:

[0041] The octanol, glycerol, isopropanol, and acetone are compounded in a weight ratio to obtain a mixture;

[0042] The mixture is placed in a liquid nitrogen environment for freezing. When the mixture is converted into a solid, the pressure is adjusted to ≤10KPa and freezing is continued for 0.5 to 1 hour. Then it is thawed into a liquid at room temperature and pressure. This process is repeated 1 to 3 times to obtain the combustion aid.

[0043] In some specific embodiments, the alcohol-based environmentally friendly clean fuel comprises the following components by weight:

[0044] Methanol 22-30 parts, ethanol 7-10 parts, xylene 2-5 parts, benzene 1-3 parts, 60-90 petroleum ether 3-7 parts, combustion improver 10-13 parts, additives 3-5 parts.

[0045] In some specific embodiments, the alcohol-based environmentally friendly clean fuel comprises the following components by weight:

[0046] Methanol 26.5 parts, ethanol 8.2 parts, xylene 3.9 parts, benzene 1.5 parts, 60-90 petroleum ether 5 parts, combustion improver 12 parts, additives 4 parts.

[0047] In some specific embodiments, the weight ratio of the oil soap, the polyoxyethylene sorbitan tetraoleate, and the Span 80 is 1:7.7:3.5; the weight ratio of the octanol, the glycerol, the isopropanol, and the acetone is 3:2.4:8.5:0.8.

[0048] In some specific embodiments, the oil soap may be a commercially available product with CAS Registry Number 0255-10-5, purchased from companies such as Guangzhou Kaixin New Material Technology Co., Ltd., and the product model is Soap Granules 8020.

[0049] Secondly, this application provides a method for preparing the alcohol-based environmentally friendly clean fuel according to any one of the first aspects, the preparation method comprising the following steps:

[0050] Obtain additives;

[0051] Obtain the combustion accelerant;

[0052] The additive, the combustion improver, methanol, ethanol, xylene, benzene, and 60-90% petroleum ether are mixed to obtain the alcohol-based environmentally friendly clean fuel.

[0053] It should be noted that, unless otherwise specified or indicated, all components of the alcohol-based environmentally friendly clean fuel provided in this application can be commercially available products; and unless otherwise specified or indicated, all operational steps can be carried out in accordance with the operating methods disclosed in the prior art or using existing equipment and their usage methods.

[0054] The present application is further illustrated below with reference to specific embodiments. It should be understood that these embodiments are for illustrative purposes only and are not intended to limit the scope of the application. Experimental methods in the following embodiments that do not specify specific conditions are generally determined according to national standards. If there is no corresponding national standard, then general international standards, conventional conditions, or conditions recommended by the manufacturer are followed.

[0055] Example 1

[0056] This example provides an alcohol-based environmentally friendly clean fuel, which, by weight, comprises the following components:

[0057] The composition comprises 26.5 parts methanol, 8.2 parts ethanol, 3.9 parts xylene, 1.5 parts benzene, 5 parts 60-90 petroleum ether, 12 parts combustion improver, and 4 parts additives. The additives are prepared from oil soap, polyoxyethylene sorbitan tetraoleate, and Span 80, with the weight ratio of the oil soap (CAS Registry No. 0255-10-5), polyoxyethylene sorbitan tetraoleate, and Span 80 being 1:7.7:3.5. The combustion improver is prepared from octanol, glycerol, isopropanol, and acetone, with the weight ratio of octanol, glycerol, isopropanol, and acetone being 3:2.4:8.5:0.8.

[0058] The preparation of the above-mentioned alcohol-based environmentally friendly clean fuel includes the following steps:

[0059] Step (1): The oil soap is subjected to microwave plasma treatment, and then polyoxyethylene sorbitan tetraoleate and Span 80 are added and mixed to obtain the additive; the working parameters of the microwave plasma treatment include: using atmospheric pressure open, the oil soap is subjected to non-ionizing radiation treatment for 35 seconds under the conditions of 360W microwave treatment power and air as working medium.

[0060] Step (2): The octanol, glycerol, isopropanol and acetone are compounded in a weight ratio to obtain a mixture; the mixture is placed in a liquid nitrogen environment for freezing. When the mixture is converted into a solid, the pressure is adjusted to ≤10KPa and freezing is continued for 1 hour. Then it is thawed into a liquid at room temperature and pressure. This process is repeated twice to obtain the combustion aid.

[0061] Step (3): Mix the additive obtained in step (1), the combustion improver obtained in step (2), methanol, ethanol, xylene, benzene, and 60-90 petroleum ether to obtain the alcohol-based environmentally friendly clean fuel.

[0062] The combustion performance parameters of the alcohol-based environmentally friendly clean fuel obtained in this example are shown in Tables 1 and 2.

[0063] Example 2

[0064] This example provides an alcohol-based environmentally friendly clean fuel, which, by weight, comprises the following components:

[0065] The mixture comprises 15 parts methanol, 5 parts ethanol, 2 parts xylene, 3 parts benzene, 7 parts 60-90 petroleum ether, 8 parts combustion improver, and 2 parts additive. The additive is prepared from oleic acid soap, polyoxyethylene sorbitan tetraoleate, and Span 80, with the weight ratio of the oleic acid soap (CAS Registry No. 0255-10-5), polyoxyethylene sorbitan tetraoleate, and Span 80 being 1:7.7:3.5. The combustion improver is prepared from octanol, glycerol, isopropanol, and acetone, with the weight ratio of octanol, glycerol, isopropanol, and acetone being 3:2.4:8.5:0.8.

[0066] The preparation of the above-mentioned alcohol-based environmentally friendly clean fuel includes the following steps:

[0067] Step (1): The oil soap is subjected to microwave plasma treatment, and then polyoxyethylene sorbitan tetraoleate and Span 80 are added and mixed to obtain the additive; the working parameters of the microwave plasma treatment include: using atmospheric pressure open, the oil soap is subjected to non-ionizing radiation treatment for 35 seconds under the conditions of 360W microwave treatment power and air as working medium.

[0068] Step (2): The octanol, glycerol, isopropanol and acetone are compounded in a weight ratio to obtain a mixture; the mixture is placed in a liquid nitrogen environment for freezing. When the mixture is converted into a solid, the pressure is adjusted to ≤10KPa and freezing is continued for 1 hour. Then it is thawed into a liquid at room temperature and pressure. This process is repeated twice to obtain the combustion aid.

[0069] Step (3): Mix the additive obtained in step (1), the combustion improver obtained in step (2), methanol, ethanol, xylene, benzene, and 60-90 petroleum ether to obtain the alcohol-based environmentally friendly clean fuel.

[0070] The combustion performance parameters of the alcohol-based environmentally friendly clean fuel obtained in this example are shown in Tables 1 and 2.

[0071] Example 3

[0072] This example provides an alcohol-based environmentally friendly clean fuel, which, by weight, comprises the following components:

[0073] The mixture comprises 35 parts methanol, 12 parts ethanol, 5 parts xylene, 1 part benzene, 3 parts 60-90 petroleum ether, 15 parts combustion improver, and 6 parts additives. The additives are prepared from oil soap, polyoxyethylene sorbitan tetraoleate, and Span 80, with the weight ratio of the oil soap (CAS Registry No. 0255-10-5), polyoxyethylene sorbitan tetraoleate, and Span 80 being 1:7.7:3.5. The combustion improver is prepared from octanol, glycerol, isopropanol, and acetone, with the weight ratio of octanol, glycerol, isopropanol, and acetone being 3:2.4:8.5:0.8.

[0074] The preparation of the above-mentioned alcohol-based environmentally friendly clean fuel includes the following steps:

[0075] Step (1): The oil soap is subjected to microwave plasma treatment, and then polyoxyethylene sorbitan tetraoleate and Span 80 are added and mixed to obtain the additive; the working parameters of the microwave plasma treatment include: using atmospheric pressure open, the oil soap is subjected to non-ionizing radiation treatment for 35 seconds under the conditions of 360W microwave treatment power and air as working medium.

[0076] Step (2): The octanol, glycerol, isopropanol and acetone are compounded in a weight ratio to obtain a mixture; the mixture is placed in a liquid nitrogen environment for freezing. When the mixture is converted into a solid, the pressure is adjusted to ≤10KPa and freezing is continued for 1 hour. Then it is thawed into a liquid at room temperature and pressure. This process is repeated twice to obtain the combustion aid.

[0077] Step (3): Mix the additive obtained in step (1), the combustion improver obtained in step (2), methanol, ethanol, xylene, benzene, and 60-90 petroleum ether to obtain the alcohol-based environmentally friendly clean fuel.

[0078] The combustion performance parameters of the alcohol-based environmentally friendly clean fuel obtained in this example are shown in Tables 1 and 2.

[0079] Comparative Example 1

[0080] This example provides an alcohol-based environmentally friendly clean fuel and its preparation method. The only difference from Example 1 is that the preparation process of the additive is adjusted to: mixing oleic soap, polyoxyethylene sorbitan tetraoleate and Span 80 in a weight ratio of 1:7.7:3.5 to obtain the additive; the remaining steps and parameters are the same.

[0081] The combustion performance parameters of the alcohol-based environmentally friendly clean fuel obtained in this example are shown in Tables 1 and 2.

[0082] Comparative Example 2

[0083] This example provides an alcohol-based environmentally friendly clean fuel and its preparation method. The only difference from Example 1 is that the preparation process of the combustion improver is adjusted to: octanol, glycerol, isopropanol and acetone in a weight ratio of 3:2.4:8.5:0.8 are stirred and mixed to obtain the combustion improver; the remaining steps and parameters are the same.

[0084] The combustion performance parameters of the alcohol-based environmentally friendly clean fuel obtained in this example are shown in Tables 1 and 2.

[0085] Table 1

[0086]

[0087] Table 2

[0088] Group Calorific value (kcal / kg) Example 1 7749 Example 2 7518 Example 3 7571 Comparative Example 1 7486 Comparative Example 2 7680

[0089] As shown in Tables 1 and 2, compared with Comparative Examples 1 and 2, the alcohol-based environmentally friendly clean fuel provided in this application has better combustion stability, calorific value and other combustion performance.

[0090] In summary, this application provides an alcohol-based environmentally friendly clean fuel. By adding specific additives and specific combustion improvers, the combination of the two not only improves the combustion stability of the alcohol-based environmentally friendly clean fuel, but also increases its calorific value, thus producing an alcohol-based environmentally friendly clean fuel with stable combustion and high calorific value, which can meet the usage needs of fields such as automobiles.

[0091] Various embodiments of this application may exist in the form of a range; it should be understood that the description in the form of a range is merely for convenience and brevity and should not be construed as a hard limitation on the scope of this application; therefore, it should be considered that the range description has specifically disclosed all possible sub-ranges and single numerical values ​​within that range. For example, it should be considered that the range description from 1 to 6 has specifically disclosed sub-ranges such as from 1 to 3, from 1 to 4, from 1 to 5, from 2 to 4, from 2 to 6, from 3 to 6, etc., and single numbers within the range, such as 1, 2, 3, 4, 5, and 6, regardless of the range. Furthermore, whenever a numerical range is referred to herein, it means including any referenced number (fraction or integer) within the referred range.

[0092] The above description is merely a specific embodiment of this application, enabling those skilled in the art to understand or implement this application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of this application. Therefore, this application is not to be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features claimed herein.

Claims

1. An alcohol-based environmentally friendly clean fuel, characterized in that, By weight, the alcohol-based environmentally friendly clean fuel comprises the following components: Methanol 15-35 parts, ethanol 5-12 parts, xylene 2-5 parts, benzene 1-3 parts, 60-90 petroleum ether 3-7 parts, combustion improver 8-15 parts, additives 2-6 parts; The additive is prepared from oil soap, polyoxyethylene sorbitan tetraoleate and Span 80; the weight ratio of the oil soap, the polyoxyethylene sorbitan tetraoleate and the Span 80 is 1:(4~9):(2~5). The combustion improver is prepared from octanol, glycerol, isopropanol and acetone; the weight ratio of octanol, glycerol, isopropanol and acetone is (2~4):(1~3):(7~10):(0.5~1). The preparation method of the additive includes the following steps: The oil soap was subjected to microwave plasma treatment, and then polyoxyethylene sorbitan tetraoleate and Span 80 were added and mixed to obtain the additive. The operating parameters of the microwave plasma treatment include: using an open atmospheric pressure environment, subjecting the oil soap to non-ionizing radiation treatment for 25-45 seconds at a microwave power of 300-400W with air as the working medium.

2. The alcohol-based environmentally friendly clean fuel according to claim 1, characterized in that, The preparation method of the combustion improver Includes the following processes: The octanol, glycerol, isopropanol, and acetone are compounded in a weight ratio to obtain a mixture; The mixture is placed in a liquid nitrogen environment for freezing. When the mixture is converted into a solid, the pressure is adjusted to ≤10KPa and freezing is continued for 0.5~1 hour. Then it is thawed into a liquid at room temperature and pressure. This process is repeated 1~3 times to obtain the combustion aid.

3. The alcohol-based environmentally friendly clean fuel according to claim 1, characterized in that, By weight, the alcohol-based environmentally friendly clean fuel comprises the following components: Methanol 22-30 parts, ethanol 7-10 parts, xylene 2-5 parts, benzene 1-3 parts, 60-90 petroleum ether 3-7 parts, combustion improver 10-13 parts, additives 3-5 parts.

4. The alcohol-based environmentally friendly clean fuel according to claim 1, characterized in that, By weight, the alcohol-based environmentally friendly clean fuel comprises the following components: Methanol 26.5 parts, ethanol 8.2 parts, xylene 3.9 parts, benzene 1.5 parts, 60-90 petroleum ether 5 parts, combustion improver 12 parts, additives 4 parts.

5. The alcohol-based environmentally friendly clean fuel according to claim 1, characterized in that, The weight ratio of the oil soap, the polyoxyethylene sorbitan tetraoleate, and the Span 80 is 1:7.7:3.5; the weight ratio of the octanol, the glycerol, the isopropanol, and the acetone is 3:2.4:8.5:0.

8.

6. A method for preparing an alcohol-based environmentally friendly clean fuel according to any one of claims 1 to 5, characterized in that, The preparation method includes the following steps: Obtain additives; Obtain the combustion accelerant; The additive, the combustion improver, methanol, ethanol, xylene, benzene, and 60-90% petroleum ether are mixed to obtain the alcohol-based environmentally friendly clean fuel.

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