A system and method for preparing ether-based fuel for vehicles

Abstract

The present invention belongs to the field of fuel blending, relates to data analysis technology, and is used to solve the problem that the conversion rate of automotive ether-based fuel blended by the prior art and the stability after synthesis cannot be guaranteed. Specifically, it is a blending system and method for automotive ether-based fuel, comprising a raw material processing module, a synthesis control module, a yield analysis module, a stability test module, a synthesis optimization module and a storage module; the raw material processing module is used to process the blending raw materials of the automotive ether-based fuel: select the raw materials of the automotive ether-based fuel and record the initial parameters of the raw materials, the initial parameters including the cost value, volume value and purity of the raw materials, and send the initial parameters of the raw materials to the synthesis control module and the yield analysis module; the present invention can perform synthesis reaction control analysis on the automotive ether-based fuel, select numerical values ​​from the temperature range and the pressure range as the temperature control value and the pressure control value, so as to control the synthesis reaction according to the temperature control value and the pressure control value.

Description

Technical Field

[0001] The invention belongs to the field of fuel blending, relates to data analysis technology, and specifically is a blending system and method for automotive ether-based fuel. Background Art

[0002] With the increasing awareness of environmental protection and the rapid development of new energy vehicle technology, automotive ether-based fuel has received widespread attention as a clean and efficient alternative fuel. The normal blending process includes raw material selection and preparation, gasification in the gasifier, catalyst preferential reaction, dehydration and dehydrogenation treatment, and ether-based fuel synthesis.

[0003] At present, there are many types of optional raw materials for automotive ether-based fuels. The purity of different types of raw materials and the parameters during the synthesis reaction cannot be precisely controlled, resulting in the inability to guarantee the conversion rate of automotive ether-based fuels and the stability after synthesis.

[0004] In view of the above technical problems, this application proposes a solution. Summary of the invention

[0005] The purpose of the present invention is to provide a system and method for preparing automotive ether-based fuels, which are used to solve the problem that the conversion rate and stability of the automotive ether-based fuels prepared in the prior art cannot be guaranteed;

[0006] The technical problem to be solved by the present invention is: how to provide a system and method for preparing automotive ether-based fuel that can ensure the conversion rate of the automotive ether-based fuel and the stability after synthesis.

[0007] The purpose of the present invention can be achieved through the following technical solutions:

[0008] A system for preparing ether-based fuel for vehicles, comprising a raw material processing module, a synthesis control module, a yield analysis module, a stability test module, a synthesis optimization module and a storage module;

[0009] The raw material processing module is used to process the blending raw materials of the automotive ether-based fuel: select the raw materials of the automotive ether-based fuel and record the initial parameters of the raw materials, which include the cost value, volume value and purity of the raw materials, and send the initial parameters of the raw materials to the synthesis control module and the yield analysis module;

[0010] The synthesis control module is used to perform synthesis reaction control analysis on the automotive ether-based fuel and obtain a synthesis object, and send the volume value of the synthesis object to the yield analysis module;

[0011] The yield analysis module is used to perform yield analysis on the automotive ether-based fuel: generate an analysis cycle, mark the ratio of the volume value of the synthesis object and the volume value of the corresponding raw material obtained within the analysis cycle as the conversion value of the synthesis object, mark the ratio of the conversion value to the raw material cost value as the conversion coefficient, form a blending data group from the automotive ether-based fuel blending processes corresponding to the same type of raw materials, obtain the purity priority interval of the blending data group corresponding to the raw material type, and send the purity priority intervals of all raw material types to the storage module for storage;

[0012] At the beginning of the next analysis cycle, the purity priority interval of the type of raw material is first retrieved, and then the raw material with purity within the purity priority interval is selected for blending of automotive ether-based fuel.

[0013] As a preferred embodiment of the present invention, the specific process of the synthesis control module performing synthesis reaction control analysis on the automotive ether-based fuel includes: sending the raw materials into the gasifier for gasification, then performing a synthesis reaction on the automotive ether-based fuel, obtaining the synthesis reaction temperature range and pressure range corresponding to the raw materials, randomly selecting a value from the temperature range and the pressure range respectively and marking them as the temperature control value and the pressure control value, adjusting the temperature value and the pressure value of the synthesis reaction to the temperature control value and the pressure control value respectively, and then performing the synthesis reaction until the synthesis reaction is completed and the ether-based fuel that meets the conditions is obtained, marking the obtained ether-based fuel as a synthesis object, and sending the temperature control value and the pressure control value of the synthesis object to the synthesis optimization module.

[0014] As a preferred embodiment of the present invention, the process of obtaining the purity priority interval of the raw material type includes: forming a purity range with the highest purity value and the lowest purity value of the raw material in the preparation data group, dividing the purity range into a plurality of purity intervals, marking the automotive ether-based fuel preparation process whose purity is within the purity interval as a matching process of the purity interval, summing and averaging the conversion coefficients of all matching processes within the purity interval to obtain a conversion performance value of the purity interval, and marking the purity interval with the largest conversion performance value as the purity priority interval of the corresponding raw material type.

[0015] As a preferred embodiment of the present invention, the stability test module is used to test and analyze the stability of the synthetic object: obtain the temperature control value and the pressure control value of the synthetic object obtained within the analysis period, and then select L1 milliliter of sample from the synthetic object for stability test and obtain the flash point SD, auto-ignition point RD and upper explosion limit BS of the synthetic object, and obtain the stability coefficient WD of the synthetic object by numerically calculating the flash point SD, auto-ignition point RD and upper explosion limit BS; mark the synthetic object as a stable abnormal object or a stable normal object through the stability coefficient WD.

[0016] As a preferred embodiment of the present invention, the specific process of marking a synthetic object as a stable abnormal object or a stable normal object includes: comparing the stability coefficient WD of the synthetic object with the preset stability threshold WDmin: if the stability coefficient WD is less than the stability threshold WDmin, it is determined that the stability of the synthetic object does not meet the requirements, and the corresponding synthetic object is marked as a stable abnormal object, an abnormal processing signal is generated and sent to the mobile phone terminal of the administrator; if the stability coefficient WD is greater than or equal to the stability threshold WDmin, it is determined that the stability of the synthetic object meets the requirements, and the corresponding synthetic object is marked as a stable normal object, and the stable normal object is sent to the synthetic optimization module.

[0017] As a preferred embodiment of the present invention, the synthesis optimization module is used to optimize and analyze the synthesis reaction parameters of automotive ether-based fuel: the synthesis process of stable and normal objects corresponding to the same type of raw materials constitutes an optimization data group, the temperature priority interval and the pressure priority interval of the optimization data group are obtained, and the temperature priority interval and the pressure priority interval are sent to the storage module for storage.

[0018] As a preferred embodiment of the present invention, the process of obtaining the temperature priority interval of the optimized data group includes: forming a temperature control range by the maximum temperature control value and the minimum temperature control value of the stable and normal objects in the optimized data group, dividing the temperature control range into a number of temperature control intervals, summing and averaging the stability coefficients WD of all stable and normal objects in the temperature control interval to obtain the temperature performance value of the temperature control interval, and marking the temperature control interval with the smallest temperature performance value as the temperature priority interval.

[0019] As a preferred embodiment of the present invention, the process of obtaining the pressure priority interval of the optimized data group includes: forming a pressure control range by the maximum pressure control value and the minimum pressure control value of the stable and normal objects in the optimized data group, dividing the pressure control range into a number of pressure control intervals, summing and averaging the stability coefficients of all stable and normal objects in the pressure control interval to obtain the pressure performance value of the pressure control interval, and marking the pressure control interval with the smallest pressure performance value as the pressure priority interval.

[0020] As a preferred embodiment of the present invention, when preparing automotive ether-based fuel in the next analysis cycle, temperature values ​​and pressure values ​​are randomly selected from the corresponding temperature priority interval and pressure priority interval according to the type of raw materials as temperature control values ​​and pressure control values ​​to perform a synthesis reaction.

[0021] A method for preparing an ether-based fuel for a vehicle comprises the following steps:

[0022] Step 1: Processing the raw materials for the blending of the automotive ether-based fuel: selecting the raw materials for the automotive ether-based fuel and recording the initial parameters of the raw materials;

[0023] Step 2: Performing synthesis reaction control analysis on the automotive ether-based fuel: feeding the raw materials into the gasifier for gasification, and then performing a synthesis reaction on the automotive ether-based fuel to obtain a synthesis object, and recording the temperature control value, pressure control value and volume value of the synthesis object;

[0024] Step 3: Performing yield analysis on the automotive ether-based fuel: generating an analysis cycle, forming a blending data group from the automotive ether-based fuel blending process corresponding to the same type of raw materials, and obtaining a purity priority interval of the blending data group;

[0025] Step 4: Test and analyze the stability of the synthetic object and obtain the stability coefficient WD of the synthetic object, and mark the synthetic object as a stable normal object or a stable abnormal object according to the stability coefficient WD;

[0026] Step 5: Optimize and analyze the synthesis reaction parameters of the automotive ether-based fuel and obtain the temperature priority range and pressure priority range of the optimized data group.

[0027] The present invention has the following beneficial effects:

[0028] 1. The synthesis control module can be used to perform synthesis reaction control analysis on automotive ether-based fuels, and select values ​​from the temperature range and pressure range as temperature control values ​​and pressure control values, so as to control the synthesis reaction according to the temperature control values ​​and pressure control values ​​to ensure the chemical stability of the obtained synthesis object;

[0029] 2. The yield analysis module can be used to analyze the yield of automotive ether-based fuels. The conversion coefficient can be obtained by comprehensive analysis and calculation based on the volume, cost and volume of the raw materials and the synthetic object. The purity priority interval can be screened by the conversion coefficient. A purity priority interval is provided for each type of raw material, which can be used as a reference for purity screening in the next analysis cycle, so as to ensure the yield of the subsequent synthetic objects.

[0030] 3. The stability test module can be used to test and analyze the stability of the synthetic object, and the stability coefficient can be obtained by comprehensive analysis and calculation of multiple stability parameters of the synthetic object. The chemical stability of the synthetic object can be fed back through the stability coefficient, and the synthetic object can be differentially marked according to the feedback results to provide data support for synthetic optimization analysis;

[0031] 4. The synthesis optimization module can be used to optimize and analyze the synthesis reaction parameters of automotive ether-based fuels. A temperature priority range and a pressure priority range are selected for each raw material type, so that more precise temperature control values ​​and pressure control values ​​can be used for reaction control in the subsequent synthesis reaction process, thereby improving the stability of the subsequently generated synthesis objects. BRIEF DESCRIPTION OF THE DRAWINGS

[0032] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0033] Figure 1 is the overall system block diagram of the present invention;

[0034] Figure 2 is a system block diagram of Embodiment 1 of the present invention;

[0035] Figure 3 is a system block diagram of Embodiment 2 of the present invention;

[0036] Figure 4 This is a method flow chart of embodiment 3 of the present invention. DETAILED DESCRIPTION

[0037] The technical solution of the present invention will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0038] like Figure 1 As shown, a system for preparing automotive ether-based fuel includes a raw material processing module, a synthesis control module, a yield analysis module, a stability test module, a synthesis optimization module and a storage module.

[0039] Embodiment 1

[0040] like Figure 2 As shown, the raw material processing module is used to process the blending raw materials of automotive ether-based fuel: select the raw materials of automotive ether-based fuel and record the initial parameters of the raw materials, which include the cost value, volume value and purity of the raw materials, and send the initial parameters of the raw materials to the synthesis control module and the yield analysis module.

[0041] The synthesis control module is used to perform synthesis reaction control analysis on automotive ether-based fuels: feed the raw materials into the gasifier for gasification, then perform synthesis reaction on the automotive ether-based fuel, obtain the synthesis reaction temperature range and pressure range corresponding to the raw materials, randomly select a value from the temperature range and pressure range and mark them as temperature control value and pressure control value respectively, adjust the temperature value and pressure value of the synthesis reaction to the temperature control value and pressure control value respectively, and then perform synthesis reaction until the synthesis reaction is completed and the ether-based fuel that meets the conditions is obtained, mark the obtained ether-based fuel as a synthesis object, and send the volume value of the synthesis object to the yield analysis module; send the temperature control value and pressure control value of the synthesis object to the synthesis optimization module; perform synthesis reaction control analysis on the automotive ether-based fuel, select values ​​from the temperature range and pressure range as temperature control value and pressure control value, so as to control the synthesis reaction according to the temperature control value and pressure control value to ensure the chemical stability of the obtained synthesis object.

[0042] The yield analysis module is used to perform yield analysis on automotive ether-based fuels: generate an analysis cycle, mark the ratio of the volume value of the synthesis object obtained within the analysis cycle to the volume value of the corresponding raw material as the conversion value of the synthesis object, mark the ratio of the conversion value to the raw material cost value as the conversion coefficient, form a preparation data group with automotive ether-based fuel preparation processes corresponding to the same type of raw materials, form a purity range with the highest and lowest purity values ​​of the raw materials in the preparation data group, divide the purity range into several purity intervals, mark the automotive ether-based fuel preparation process with purity within the purity interval as a matching process of the purity interval, sum and average the conversion coefficients of all matching processes within the purity interval to obtain the conversion performance value of the purity interval, and convert The purity interval with the largest performance value is marked as the purity priority interval of the corresponding raw material type, and the purity priority intervals of all raw material types are sent to the storage module for storage; at the beginning of the next analysis cycle, the purity priority interval of the raw material type is first retrieved, and then the raw material with purity within the purity priority interval is selected for automotive ether-based fuel blending; the yield of automotive ether-based fuel is analyzed, and the conversion coefficient is obtained by comprehensive analysis and calculation based on the volume, cost and volume of the raw material and the synthetic object, so as to screen the purity priority interval through the conversion coefficient, and each type of raw material is equipped with a purity priority interval for purity screening reference in the blending process of the next analysis cycle to ensure the yield of subsequent synthetic objects.

[0043] Embodiment 2

[0044] like Figure 3As shown, the stability test module is used to test and analyze the stability of the synthetic object: obtain the temperature control value and pressure control value of the synthetic object obtained during the analysis period, then select L1 ml of sample from the synthetic object for stability test and obtain the flash point SD, autoignition point RD and explosion limit BS of the synthetic object, and use the formula The stability coefficient WD of the synthetic object is obtained, wherein k1, k2 and k3 are all proportional coefficients, and k1>k2>k3>1; the stability coefficient WD of the synthetic object is compared with the preset stability threshold WDmin: if the stability coefficient WD is less than the stability threshold WDmin, it is determined that the stability of the synthetic object does not meet the requirements, the corresponding synthetic object is marked as a stable abnormal object, an abnormal processing signal is generated and the abnormal processing signal is sent to the mobile phone terminal of the administrator; if the stability coefficient WD is greater than or equal to the stability threshold WDmin, it is determined that the stability of the synthetic object meets the requirements, the corresponding synthetic object is marked as a stable normal object, and the stable normal object is sent to the synthesis optimization module; the stability of the synthetic object is tested and analyzed, and the multiple stability parameters of the synthetic object are comprehensively analyzed and calculated to obtain the stability coefficient, so as to provide feedback on the chemical stability of the synthetic object through the stability coefficient, and the synthetic object is differentially marked according to the feedback result, so as to provide data support for the synthesis optimization analysis.

[0045] The synthesis optimization module is used to optimize and analyze the synthesis reaction parameters of automotive ether-based fuels: the synthesis processes of stable and normal objects corresponding to the same type of raw materials constitute an optimization data group, the temperature control range is composed of the maximum temperature control value and the minimum temperature control value of the stable and normal objects in the optimization data group, and the temperature control range is divided into several temperature control intervals. The stability coefficients WD of all stable and normal objects in the temperature control interval are summed and averaged to obtain the temperature performance value of the temperature control interval, and the temperature control interval with the smallest temperature performance value is marked as the temperature priority interval; the pressure control range is composed of the maximum pressure control value and the minimum pressure control value of the stable and normal objects in the optimization data group, and the pressure control range is divided into several pressure control intervals. The stability coefficients of the normal objects are summed and averaged to obtain the pressure performance value of the pressure control interval, the pressure control interval with the smallest pressure performance value is marked as the pressure priority interval, and the temperature priority interval and the pressure priority interval are sent to the storage module for storage; when the automotive ether-based fuel is prepared in the next analysis cycle, the temperature value and the pressure value are randomly selected from the corresponding temperature priority interval and the pressure priority interval according to the raw material type as the temperature control value and the pressure control value, and a synthesis reaction is performed; the synthesis reaction parameters of the automotive ether-based fuel are optimized and analyzed, and a temperature priority interval and a pressure priority interval are selected for each raw material type, so that in the subsequent synthesis reaction process, more accurate temperature control values ​​and pressure control values ​​can be used for reaction control, thereby improving the stability of the subsequently generated synthesis objects.

[0046] Embodiment 3

[0047] like Figure 4 As shown, a method for preparing a vehicle ether-based fuel comprises the following steps:

[0048] Step 1: Processing the raw materials for the blending of the automotive ether-based fuel: selecting the raw materials for the automotive ether-based fuel and recording the initial parameters of the raw materials;

[0049] Step 2: Performing synthesis reaction control analysis on the automotive ether-based fuel: feeding the raw materials into the gasifier for gasification, and then performing a synthesis reaction on the automotive ether-based fuel to obtain a synthesis object, and recording the temperature control value, pressure control value and volume value of the synthesis object;

[0050] Step 3: Performing yield analysis on the automotive ether-based fuel: generating an analysis cycle, forming a blending data group from the automotive ether-based fuel blending process corresponding to the same type of raw materials, and obtaining a purity priority interval of the blending data group;

[0051] Step 4: Test and analyze the stability of the synthetic object and obtain the stability coefficient WD of the synthetic object, and mark the synthetic object as a stable normal object or a stable abnormal object according to the stability coefficient WD;

[0052] Step 5: Optimize and analyze the synthesis reaction parameters of the automotive ether-based fuel and obtain the temperature priority range and pressure priority range of the optimized data group.

[0053] A system and method for dispensing ether-based fuel for vehicles. When in operation, the raw materials of the ether-based fuel for vehicles are selected and the initial parameters of the raw materials are recorded; the raw materials are sent into a gasifier for gasification, and then the ether-based fuel for vehicles is subjected to a synthesis reaction to obtain a synthesis object, and the temperature control value, pressure control value and volume value of the synthesis object are recorded; an analysis cycle is generated, and a dispensing data group is formed by the dispensing processes of the ether-based fuel for vehicles corresponding to the same type of raw materials, and the purity priority interval of the dispensing data group is obtained; the stability of the synthesis object is tested and analyzed to obtain the stability coefficient WD of the synthesis object, and the synthesis object is marked as a stable normal object or a stable abnormal object according to the stability coefficient WD; the synthesis reaction parameters of the ether-based fuel for vehicles are optimized and analyzed to obtain the temperature priority interval and pressure priority interval of the optimized data group.

[0054] The above contents are merely examples and explanations of the structure of the present invention. The technicians in this technical field may make various modifications or additions to the specific embodiments described or replace them in a similar manner. As long as they do not deviate from the structure of the invention or exceed the scope defined by the claims, they should all fall within the protection scope of the present invention.

[0055] The above formulas are obtained by collecting a large amount of data and performing software simulation to select a formula close to the actual value. The coefficients in the formula are set by technicians in this field according to actual conditions; for example: Formula A technician in this field collects multiple groups of sample data and sets a corresponding stability coefficient for each group of sample data; substitutes the set stability coefficient and the collected sample data into the formula, any three formulas constitute a three-variable linear equation system, and the calculated coefficients are screened and averaged to obtain the values ​​of k1, k2 and k3, which are 3.48, 2.62 and 2.12 respectively;

[0056] The size of the coefficient is to quantify each parameter to obtain a specific value for subsequent comparison. The size of the coefficient depends on the amount of sample data and the initial setting of the corresponding stability coefficient for each set of sample data by technical personnel in this field; as long as it does not affect the proportional relationship between the parameter and the quantized value, such as the stability coefficient is proportional to the value of lightning.

[0057] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0058] The preferred embodiments of the present invention disclosed above are only used to help explain the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to only specific implementation methods. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A system for preparing ether-based fuel for vehicles, characterized in that: It includes a raw material processing module, a synthesis control module, a yield analysis module, a stability test module, a synthesis optimization module and a storage module; The raw material processing module is used to process the blending raw materials of the automotive ether-based fuel: select the raw materials of the automotive ether-based fuel and record the initial parameters of the raw materials, which include the cost value, volume value and purity of the raw materials, and send the initial parameters of the raw materials to the synthesis control module and the yield analysis module; The synthesis control module is used to perform synthesis reaction control analysis on the automotive ether-based fuel and obtain a synthesis object, and send the volume value of the synthesis object to the yield analysis module; The yield analysis module is used to perform yield analysis on the automotive ether-based fuel: generate an analysis cycle, mark the ratio of the volume value of the synthesis object and the volume value of the corresponding raw material obtained within the analysis cycle as the conversion value of the synthesis object, mark the ratio of the conversion value to the raw material cost value as the conversion coefficient, form a blending data group from the automotive ether-based fuel blending processes corresponding to the same type of raw materials, obtain the purity priority interval of the blending data group corresponding to the raw material type, and send the purity priority intervals of all raw material types to the storage module for storage; At the beginning of the next analysis cycle, the purity priority interval of the raw material type is first retrieved, and then the raw material with purity within the purity priority interval is selected for blending of automotive ether-based fuel; The stability test module is used to test and analyze the stability of the synthetic object: obtain the temperature control value and the pressure control value of the synthetic object obtained in the analysis period, then select L1 ml of sample from the synthetic object for stability test and obtain the flash point SD, autoignition point RD and upper explosion limit BS of the synthetic object, and obtain the stability coefficient WD of the synthetic object by numerically calculating the flash point SD, autoignition point RD and upper explosion limit BS; mark the synthetic object as a stable abnormal object or a stable normal object according to the stability coefficient WD; The specific process of marking a synthetic object as a stable abnormal object or a stable normal object includes: comparing the stability coefficient WD of the synthetic object with a preset stability threshold WDmin: if the stability coefficient WD is less than the stability threshold WDmin, it is determined that the stability of the synthetic object does not meet the requirements, the corresponding synthetic object is marked as a stable abnormal object, an abnormal processing signal is generated and the abnormal processing signal is sent to the mobile phone terminal of the administrator; if the stability coefficient WD is greater than or equal to the stability threshold WDmin, it is determined that the stability of the synthetic object meets the requirements, the corresponding synthetic object is marked as a stable normal object, and the stable normal object is sent to the synthetic optimization module; The synthesis optimization module is used to optimize and analyze the synthesis reaction parameters of the automotive ether-based fuel: the synthesis process of the stable and normal objects corresponding to the same type of raw materials constitutes an optimization data group, obtains the temperature priority interval and the pressure priority interval of the optimization data group, and sends the temperature priority interval and the pressure priority interval to the storage module for storage; The process of obtaining the temperature priority interval of the optimized data group includes: forming a temperature control range by the maximum temperature control value and the minimum temperature control value of the stable and normal objects in the optimized data group, dividing the temperature control range into a number of temperature control intervals, summing and averaging the stability coefficients WD of all stable and normal objects in the temperature control interval to obtain the temperature performance value of the temperature control interval, and marking the temperature control interval with the smallest temperature performance value as the temperature priority interval; The process of obtaining the pressure priority interval of the optimized data group includes: forming a pressure control range by the maximum pressure control value and the minimum pressure control value of the stable and normal objects in the optimized data group, dividing the pressure control range into several pressure control intervals, summing and averaging the stability coefficients of all stable and normal objects in the pressure control interval to obtain the pressure performance value of the pressure control interval, and marking the pressure control interval with the smallest pressure performance value as the pressure priority interval.

2. A system for preparing ether-based fuel for vehicles according to claim 1, characterized in that: The specific process of the synthesis control module performing synthesis reaction control analysis on the automotive ether-based fuel includes: sending the raw materials into the gasifier for gasification, then performing a synthesis reaction on the automotive ether-based fuel, obtaining the synthesis reaction temperature range and pressure range corresponding to the raw materials, randomly selecting a value from the temperature range and the pressure range and marking them as the temperature control value and the pressure control value, respectively, adjusting the temperature value and the pressure value of the synthesis reaction to the temperature control value and the pressure control value, respectively, and then performing the synthesis reaction until the synthesis reaction is completed and the ether-based fuel that meets the conditions is obtained, marking the obtained ether-based fuel as a synthesis object, and sending the temperature control value and the pressure control value of the synthesis object to the synthesis optimization module.

3. A system for preparing ether-based fuel for vehicles according to claim 2, characterized in that: The process of obtaining the purity priority interval of the raw material type includes: forming a purity range with the highest and lowest purity values ​​of the raw materials in the blending data group, dividing the purity range into several purity intervals, marking the automotive ether-based fuel blending process whose purity is within the purity interval as a matching process of the purity interval, summing and averaging the conversion coefficients of all matching processes within the purity interval to obtain the conversion performance value of the purity interval, and marking the purity interval with the largest conversion performance value as the purity priority interval of the corresponding raw material type.

4. A system for preparing ether-based fuel for vehicles according to claim 3, characterized in that: When blending automotive ether-based fuel in the next analysis cycle, temperature values ​​and pressure values ​​are randomly selected from the corresponding temperature priority interval and pressure priority interval according to the type of raw materials as temperature control values ​​and pressure control values ​​to perform a synthesis reaction.

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