CN114925991A - Coal gasification device performance evaluation method and system - Google Patents
Coal gasification device performance evaluation method and system Download PDFInfo
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Abstract
The invention relates to a coal gasification device performance evaluation method and a system, the coal gasification device performance evaluation method acquires the operation data of a coal gasification device and carries out pretreatment to establish a standard database, and continuously processes the data in the standard database to obtain the performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the coal gasification device, and then carries out multi-dimensional performance evaluation on the coal gasification device by using the indexes, thereby automatically realizing the real-time acquisition of the coal gasification device, greatly reducing the time consumption problem of acquisition and statistics of various operation data, adapting to the digital construction requirements of coal chemical enterprises, realizing the performance real-time evaluation and management of the coal gasification device through the multi-dimensional indexes in a lower cost mode, and improving the management efficiency of the device.
Description
Technical Field
The invention relates to the field of coal gasification devices, in particular to a coal gasification device performance evaluation method and system.
Background
The coal gasification device is a tap of a coal chemical device, the energy consumption of the coal gasification device accounts for the largest proportion of the energy consumption of the whole device, performance evaluation and benchmarking management are carried out on the coal gasification device, and the coal gasification device plays a vital role in guiding the coal gasification device to reduce energy consumption and cost. Currently, there are several methods for evaluating a coal gasification apparatus: one method is to evaluate the coal gasification device by adopting technical indexes and parameters such as specific oxygen consumption, specific coal consumption and the like, but the method does not consider factors such as device load, operation rate, cost and the like, and is greatly influenced by coal quality, process, target products and the like, so that the coal gasification device has difficulty in performance evaluation and standard management in long-period operation; in another method, a device mechanism model for a coal gasification device is developed to perform flow simulation analysis and evaluation, but because the coal gasification mechanism is complex, the model development and correction time is long, and the current mechanism model is developed on the basis of device steady-state data and a large amount of assumptions, the model has the problems of large model error, poor robustness and the like under the condition of large fluctuation of coal quality, device load and the like.
The Chinese patent application CN110441491A discloses a coal gasification evaluation device and a method, and the coal gasification evaluation device comprises a feeding system, a gasification system, a washing and desulfurizing system, a heating and air inducing system, a chilling water system and a slag water treatment system. The coal gasification evaluation method comprises the following steps: (I) heating and preheating a gasification furnace: igniting the gasification furnace, cutting off the washing desulfurization system, and starting the temperature rise induced draft system; after the temperature rise preheating is finished, cutting off the temperature rise induced air system, and starting the washing desulfurization system; (II) feeding and gasifying: feeding coal powder into a No. 1 coal powder feeding bin and/or a No. 2 coal powder feeding bin through a coal bin, or feeding the coal powder into a coal powder slurrying system, inflating and pressurizing the coal powder to establish coal powder circulation or coal water slurry circulation, and conveying the coal powder or the coal water slurry into a gasification furnace for gasification through flow detection system statistics; (III) evaluation of gasification index: and (3) after the gas generated after gasification of the gasification furnace passes through the washing tower and the desulfurizing tower respectively, analyzing the components of the gas passing through the washing tower and the desulfurizing tower by adopting a gas detection system. The scheme realizes the evaluation of the coal gasification indexes in a low-cost mode, and reduces huge engineering risks caused by the problem of gasification technology selection.
However, the coal gasification evaluation scheme disclosed in the above patent application CN110441491A has disadvantages: the coal gasification evaluation scheme focuses on evaluation of the gasification performance of the coal gasification device through the experimental device, but because the experimental device is small in handling capacity, the flow field, the temperature field and the like of the experimental device are greatly different from those of an industrial device, the coal gasification evaluation result obtained based on the experimental device cannot be completely matched with the industrial device, and the long-period operation state of the coal gasification device cannot be evaluated and managed through the coal gasification evaluation scheme.
Disclosure of Invention
The first technical problem to be solved by the present invention is to provide a coal gasification apparatus performance evaluation method in view of the above-mentioned prior art.
A second technical problem to be solved by the present invention is to provide a coal gasification apparatus performance evaluation system that realizes the coal gasification apparatus performance evaluation method.
The technical scheme adopted by the invention for solving the first technical problem is as follows: the coal gasification device performance evaluation method is characterized by comprising the following steps:
step S1, collecting operation data of the coal gasification device, preprocessing the operation data and establishing a standard database; the standard database data comprises process parameters acquired by a real-time database, key material analysis data acquired by an LIMS (laser-induced emission system), price data acquired by an ERP (enterprise resource planning) system, energy consumption data acquired by an energy management system, device alarm information acquired by an alarm system and index data acquired by a production management system;
step S2, calculating and obtaining a basic index set of performance evaluation aiming at the coal gasification device based on the data in the standard database; the performance evaluation basic index set comprises a production plan execution rate index, a device operation rate index, a purified hydrogen yield index, a unit product raw material consumption index, a unit product comprehensive energy consumption index, unplanned parking times and a long-period operation time index;
step S3, based on the obtained performance evaluation basic index set, weighting calculation is carried out to obtain a performance evaluation comprehensive index of the coal gasification device;
step S4, respectively calculating and obtaining the integrated energy consumption actual value of the unit product and the raw material consumption actual value of the unit product of the coal gasification device based on the data in the standard database data;
step S5, respectively calculating and obtaining the unit product comprehensive energy consumption standard-alignment difference value and the unit product raw material consumption standard-alignment difference value of the coal gasification device according to the obtained unit product comprehensive energy consumption index value and the unit product raw material consumption index value of the coal gasification device;
step S6, respectively calculating actual pure hydrogen yield, raw material consumption, standard oil price and raw material price data of the coal gasification device based on data in the standard database, and calculating a value quantization index of the coal gasification device based on the obtained unit product comprehensive energy consumption standard-to-standard difference value and the unit product raw material consumption standard-to-standard difference value;
and step S7, the coal gas device performance evaluation management system performs multi-dimensional performance evaluation on the coal gas device based on the performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the obtained coal gas device.
In the coal gasification apparatus performance evaluation method, in step S2:
the production plan execution rate index is (actual production of the coal gasification device-planned production of the device)/planned production of the device by 100%;
the device operation rate indicator is (theoretical operating time-device accumulated shutdown time)/theoretical operating time is 100%;
the yield of pure hydrogen is (Sigma B) w ·γ w ) W is 1,2, 3; wherein, B w For the w product production, gamma, per unit time of the coal gasification plant w The yield corresponding to the w product is converted into a pure hydrogen coefficient, the 1 st product is hydrogen, the 2 nd product is carbon-based synthesis gas, and the 3 rd product is carbon monoxide;
the index of the unit product consumption of raw material (total coal raw material consumption plus total coke raw material consumption)/pure hydrogen yield;
the integrated energy consumption index (sigma M) of the unit product i ·R i ) (ii)/Q; i is 1,2,3, 4; wherein M is i The physical quantity of the i-th object, R, consumed by the coal gasification apparatus per unit time i The energy conversion coefficient corresponding to the ith object is Q, which is the yield of hydrogen, oxo-synthesis gas and carbon monoxide in unit time and is converted into the yield of pure hydrogen; the 1 st object is the raw material, the 2 nd object is the fuel, the 3 rd object is the utility, and the 4 th object is the power.
Further, in the method for evaluating the performance of a coal gasification apparatus, in step S3, the performance evaluation index set is a value of P:
wherein A is j The actual scores corresponding to the jth target index in the preset target index set A are obtained, and the indexes in the preset target index set A comprise the production plan execution rate, the unplanned shutdown times, the device operation rate and the long-period operation timeThe total energy consumption and raw material consumption of unit product are six indexes, omega j And the weight value is the weight value corresponding to the jth target index.
In the method for evaluating the performance of the coal gasification apparatus, in step S5, the integrated energy consumption per unit product target difference value is the theoretical integrated energy consumption per unit product value — the actual integrated energy consumption per unit product value; and the unit product raw material consumption standard difference value is the unit product raw material consumption theoretical value-the unit product raw material consumption actual value.
Further, in the coal gasification apparatus performance evaluation method, the value quantization index of the coal gasification apparatus is δ:
wherein M is the total number of price fluctuation of standard oil in the evaluation period, K is the total number of price fluctuation of raw materials in the evaluation period, and N m The comprehensive energy consumption per unit product corresponding to the mth standard oil price fluctuation is compared with the standard difference value C m The accumulated actual pure hydrogen yield phi corresponding to the mth standard oil price fluctuation m The price of the standard oil corresponding to the mth fluctuation of the price of the standard oil, R k The unit product raw material consumption benchmarking difference value corresponding to the k-th raw material price fluctuation E k The accumulated actual pure hydrogen yield corresponding to the k-th raw material price fluctuation,
the price of the raw material corresponding to the k-th raw material price fluctuation.
Further, in the coal gasification apparatus performance evaluation method, when the value quantization index δ is a positive number, the performance of the coal gasification apparatus is evaluated to be within the standard.
Further, in the coal gasification apparatus performance evaluation method, after the step S7 is completed, the method further includes:
automatically generating a calibration report and a performance evaluation report of the device based on the performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the obtained coal gasification device; the report content of the calibration report and the performance evaluation report comprises the results and conclusions of the equipment (or unit) with high or low performance parameters, the coal gasification device calibration and the performance evaluation.
The technical scheme adopted by the invention for solving the second technical problem is as follows: a coal gasification apparatus performance evaluation system that realizes the coal gasification apparatus performance evaluation method is characterized by including:
the data acquisition module is used for acquiring the operation data of the coal gasification device; the operation data of the coal gasification device comprises process parameters obtained by a real-time database, key material analysis data obtained by an LIMS (laser-induced mechanical system), price data obtained by an ERP (enterprise resource planning) system, energy consumption data obtained by an energy management system, device alarm information obtained by an alarm system and index data obtained by a production management system;
the data processing module is used for preprocessing the operation data acquired by the data acquisition module;
the data storage module is used for establishing a standard database based on the data preprocessed by the data processing module;
the performance evaluation module is used for calculating and obtaining a performance evaluation basic index set aiming at the coal gasification device based on data in the standard database, obtaining a performance evaluation comprehensive index of the coal gasification device based on the obtained performance evaluation basic index set, and performing multi-dimensional performance evaluation on the coal gasification device based on the obtained performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the coal gasification device; the performance evaluation basic index set comprises a production plan execution rate index, a device operation rate index, a purified hydrogen yield index, a unit product raw material consumption index, a unit product comprehensive energy consumption index, unplanned parking times and a long-period operation time index;
the data processing module is used for respectively calculating and obtaining a comprehensive energy consumption actual value of a unit product and a raw material consumption actual value of the unit product of the coal gasification device based on data in the standard database; and respectively calculating to obtain a unit product comprehensive energy consumption benchmarking difference value and a unit product consumed raw material benchmarking difference value of the coal gasification device according to the obtained unit product comprehensive energy consumption index and the unit product raw material consumed index of the coal gasification device, and calculating a value quantization index of the coal gasification device based on the obtained unit product comprehensive energy consumption benchmarking difference value and the unit product consumed raw material benchmarking difference value.
Compared with the prior art, the invention has the advantages that: according to the coal gasification device performance evaluation method, the standard database is established by using the preprocessed coal gasification device operation data, the performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the coal gasification device are obtained by continuous processing based on the data in the standard database, and then the indexes are utilized to carry out multi-dimensional performance evaluation on the coal gasification device, so that the coal gasification device is automatically acquired in real time, the time consumption problem of acquisition and statistics of various operation data is greatly reduced, the coal gasification device performance evaluation method is suitable for the digital construction requirement of a coal chemical industry enterprise, the coal gasification device is subjected to performance real-time evaluation and management through the multi-dimensional indexes in a low-cost mode, and the management efficiency of the device is improved.
In addition, the coal gasification device performance evaluation scheme can flexibly select the evaluation period of the coal gasification device, the real-time operation data of the coal gasification device is obtained, the data is preprocessed, various performance evaluation indexes of the coal gasification device are calculated, a calibration report and a performance evaluation report of the device are automatically generated, and the report content comprises the results and conclusions of analyzing the high or low performance parameters of equipment (or units), calibrating the coal gasification device and evaluating the performance, and the like; compared with the existing manual calibration and performance evaluation, the method greatly reduces the manual workload, saves the time (including the time for acquiring the operation data, processing the data, calculating the evaluation index and compiling and checking the report), and simultaneously ensures the accuracy and the objectivity of the evaluation report.
Drawings
FIG. 1 is a schematic flow chart of a coal gasification apparatus performance evaluation method according to an embodiment of the invention;
fig. 2 is a schematic view of a coal gasification apparatus performance evaluation system according to an embodiment of the present invention.
Detailed Description
The invention is described in further detail below with reference to the accompanying examples.
The present embodiment provides a method for evaluating performance of a coal gasification apparatus. Specifically, referring to fig. 1, the coal gasification apparatus performance evaluation method of the embodiment includes steps S1 to S7:
step S1, collecting operation data of the coal gasification device, preprocessing the operation data and establishing a standard database; the standard database data comprises process parameters acquired by a real-time database, key material analysis data acquired by an LIMS (laser-induced emission system), price data acquired by an ERP (enterprise resource planning) system, energy consumption data acquired by an energy management system, device alarm information acquired by an alarm system and index data acquired by a production management system;
preprocessing operation data, including processing measures such as material balance processing, invalid data deletion, interpolation fitting filling of missing values by an interpolation method, noise signal and abnormal value elimination by a data smoothing method, soft correction of key instrument data by a model and the like; the interpolation method can select any one of nearest neighbor interpolation, linear interpolation and cubic spline interpolation; the smoothing method of the original data uses a fast Fourier filter smoothing technology to eliminate high-frequency noise signals and abnormal values; the soft correction of the key instrument can select any one of a mathematical model, a strict mechanism model and a data-strict mechanism double-drive model;
step S2, calculating and obtaining a basic performance evaluation index set aiming at the coal gasification device based on the data in the standard database; the performance evaluation basic index set comprises a production plan execution rate index, a device operation rate index, a pure hydrogen yield index, a unit product consumption raw material amount index, a unit product comprehensive energy consumption index, unplanned parking times and a long-period operation time index;
specifically, in this embodiment, the calculation method of each correlation index is as follows:
the production plan execution rate index (actual production of coal gasification device-planned production of device)/planned production of device × 100%;
the device operation rate index (theoretical operating time-device cumulative shutdown time)/theoretical operating time 100%;
yield of pure hydrogen (∑ B) w ·γ w ) W is 1,2, 3; wherein, B w For the w product production, gamma, per unit time of the coal gasification plant w The yield corresponding to the w product is converted into a pure hydrogen coefficient, the 1 st product is hydrogen, the 2 nd product is carbon-based synthesis gas, and the 3 rd product is carbon monoxide;
the index of the raw material consumption of a unit product is (total coal raw material consumption and total coke raw material consumption)/pure hydrogen yield;
unit product comprehensive energy consumption index (sigma M) i ·R i ) (ii)/Q; i is 1,2,3, 4; wherein, M i The physical quantity of the i-th object, R, consumed by the coal gasification apparatus per unit time i The energy conversion coefficient corresponding to the ith object is Q, which is the yield of hydrogen, oxo-synthesis gas and carbon monoxide in unit time and is converted into the yield of pure hydrogen; the 1 st object is raw material, the 2 nd object is fuel, the 3 rd object is public work, and the 4 th object is power;
step S3, based on the obtained performance evaluation basic index set, weighting calculation is carried out to obtain a performance evaluation comprehensive index of the coal gasification device; in this embodiment, the performance evaluation composite indicator is labeled as P:
wherein, A j The actual scores corresponding to the jth target index in the preset target index set A are calculated, the indexes in the preset target index set A comprise six indexes including the execution rate of a production plan, the number of unplanned parking times, the operation rate of a device, the long-period operation time, the comprehensive energy consumption of unit products and the raw material consumption of the unit products, and omega j The weight value corresponding to the jth target index; the numerical value of the weight value is in positive correlation with the powerful influence of the target index on the coal gasification device;
for example, A 1 Is the actual score, omega, corresponding to the 1 st target index-yield execution rate in the preset target index set A 1 The weight value corresponding to the output execution rate; a. the 2 Is the actual score, omega, corresponding to the 2 nd target index-unplanned parking times in the preset target index set A 2 The weight value corresponding to the unplanned parking times; for other preset target indexes, the analogy is carried out in sequence;
step S4, respectively calculating and obtaining the integrated energy consumption actual value of the unit product and the raw material consumption actual value of the unit product of the coal gasification device based on the data in the standard database data; wherein, the actual value of the comprehensive energy consumption per unit product and the actual value of the raw material consumption per unit product of the coal gasification device can be obtained by the conventional technical means in the field, and the details are not repeated herein;
step S5, respectively calculating and obtaining the unit product comprehensive energy consumption standard-to-standard difference value and the unit product raw material consumption standard-to-standard difference value of the coal gasification device according to the obtained unit product comprehensive energy consumption index and the unit product raw material consumption index of the coal gasification device; in this embodiment, the unit product comprehensive energy consumption benchmarking difference value is the unit product comprehensive energy consumption index value-the unit product comprehensive energy consumption actual value; the unit product raw material consumption standard difference value is the unit product raw material consumption index value-the unit product raw material consumption actual value;
step S6, respectively calculating actual pure hydrogen yield, raw material consumption, standard oil price and raw material price data of the coal gasification device based on data in the standard database, and calculating a value quantization index of the coal gasification device based on the obtained unit product comprehensive energy consumption standard-to-standard difference value and unit product consumed raw material standard-to-standard difference value; in the embodiment, the value quantization index δ of the coal gasification apparatus is denoted as δ, and the value quantization index δ is calculated as follows:
wherein M is the total number of price fluctuation of the standard oil in the evaluation period, and K isTotal number of raw material price fluctuations, N, within an evaluation period m The comprehensive energy consumption per unit product corresponding to the mth standard oil price fluctuation is compared with the standard difference value C m The accumulated actual pure hydrogen yield phi corresponding to the mth standard oil price fluctuation m The price of the standard oil corresponding to the mth fluctuation of the price of the standard oil, R k The difference of consumed raw material amount per unit product corresponding to the k-th raw material price fluctuation, E k The accumulated actual pure hydrogen yield corresponding to the k-th raw material price fluctuation,
the price of the raw material corresponding to the k-th raw material price fluctuation;
for example, if the total number of fluctuations in the price of the target oil is 5, i.e., M is 5, and the total number of fluctuations in the price of the raw material is 7, i.e., N is 7, in one evaluation cycle for the coal gasification apparatus, N is assumed to be 1 The unit product comprehensive energy consumption benchmarking difference value, C, corresponding to the 1 st standard oil price fluctuation 1 The accumulated actual pure hydrogen yield, phi, corresponding to the 1 st standard oil price fluctuation 1 The standard oil price corresponding to the 1 st standard oil price fluctuation; r is 1 The price fluctuation of the raw material at the 1 st time corresponds to the consumed raw material amount of the unit product, and E is a standard deviation value 1 The accumulated actual pure hydrogen yield corresponding to the 1 st raw material price fluctuation,
the price of the raw material corresponding to the price fluctuation of the raw material for the 1 st time; the rest is analogized in turn, and the details are not repeated here;
and step S7, the coal gas device performance evaluation management system performs multi-dimensional performance evaluation on the coal gas device based on the performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the obtained coal gas device. For example, when the coal gasification apparatus performance evaluation management system determines that the value quantization index δ of the coal gasification apparatus is a positive number, the performance of the coal gasification apparatus is evaluated to be within the standard. Of course, the coal gas plant performance evaluation management system can evaluate not only the performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the obtained coal gasification plant, but also the comprehensive performance of the coal gasification plant by means of weighted summation.
In addition, the embodiment also provides a coal gasification device performance evaluation system. The coal gasification apparatus performance evaluation system can realize the coal gasification apparatus performance evaluation method. Specifically, referring to fig. 2, the coal gasification apparatus performance evaluation system according to this embodiment includes:
the data acquisition module 1 is used for acquiring the operation data of the coal gasification device; the coal gasification device operation data comprises process parameters obtained by a real-time database, key material analysis data obtained by an LIMS (laser-induced mechanical system), price data obtained by an ERP (enterprise resource planning) system, energy consumption data obtained by an energy management system, device alarm information obtained by an alarm system and index data obtained by a production management system;
the data processing module 2 is used for preprocessing the operation data acquired by the data acquisition module;
the data storage module 3 is used for establishing a standard database based on the data preprocessed by the data processing module;
the performance evaluation module 4 is used for calculating and obtaining a performance evaluation basic index set aiming at the coal gasification device based on data in the standard database, obtaining a performance evaluation comprehensive index of the coal gasification device based on the obtained performance evaluation basic index set, and performing multi-dimensional performance evaluation on the coal gasification device based on the obtained performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the coal gasification device;
the data processing module 2 further calculates and obtains a comprehensive energy consumption actual value of a unit product and a raw material consumption actual value of the unit product of the coal gasification device respectively based on data in the standard database data; and respectively calculating to obtain a unit product comprehensive energy consumption standard-to-standard difference value and a unit product raw material consumption standard-to-standard difference value of the coal gasification device according to the obtained unit product comprehensive energy consumption index value and the unit product raw material consumption index value of the coal gasification device, and calculating a value quantization index of the coal gasification device based on the obtained unit product comprehensive energy consumption standard-to-standard difference value and the unit product raw material consumption raw material quantity standard-to-standard difference value.
Although preferred embodiments of the present invention have been described in detail hereinabove, it should be clearly understood that modifications and variations of the present invention are possible to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. The coal gasification device performance evaluation method is characterized by comprising the following steps:
step S1, collecting operation data of the coal gasification device, preprocessing the operation data and establishing a standard database; the system comprises a real-time database, an ERP system, a standard database and a production management system, wherein the standard database data comprise process parameters acquired by the real-time database, key material analysis data acquired by the LIMS system, price data acquired by the ERP system, energy consumption data acquired by the energy management system, device alarm information acquired by the alarm system and index data acquired by the production management system;
step S2, calculating and obtaining a basic performance evaluation index set aiming at the coal gasification device based on the data in the standard database; the performance evaluation basic index set comprises a production plan execution rate index, a device operation rate index, a purified hydrogen yield index, a unit product consumption raw material amount index, a unit product comprehensive energy consumption index, unplanned parking times and a long-period operation time index;
step S3, based on the obtained performance evaluation basic index set, weighting calculation is carried out to obtain the performance evaluation comprehensive index of the coal gasification device;
step S4, respectively calculating and obtaining the integrated energy consumption actual value of the unit product and the raw material consumption actual value of the unit product of the coal gasification device based on the data in the standard database data;
step S5, respectively calculating and obtaining the unit product comprehensive energy consumption standard-pair difference value and the unit product raw material consumption standard-pair difference value of the coal gasification device according to the obtained unit product comprehensive energy consumption index value and the unit product raw material consumption index value of the coal gasification device;
step S6, respectively calculating actual pure hydrogen yield, raw material consumption, standard oil price and raw material price data of the coal gasification device based on data in the standard database, and calculating a value quantization index of the coal gasification device based on the obtained unit product comprehensive energy consumption standard-to-standard difference value and the unit product raw material consumption standard-to-standard difference value;
and step S7, the coal gas device performance evaluation management system performs multi-dimensional performance evaluation on the coal gas device based on the performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the obtained coal gas device.
2. The coal gasification apparatus performance evaluation method according to claim 1, wherein in step S2:
the production plan execution rate index is (actual production of the coal gasification device-planned production of the device)/planned production of the device by 100%;
the device operation rate indicator is (theoretical operating time-device accumulated shutdown time)/theoretical operating time is 100%;
the yield of pure hydrogen (Sigma B) w ·γ w ) W is 1,2, 3; wherein, B w For the w product production, gamma, per unit time of the coal gasification plant w The yield corresponding to the w product is converted into a pure hydrogen coefficient, the 1 st product is hydrogen, the 2 nd product is carbon-based synthesis gas, and the 3 rd product is carbon monoxide;
the index of the unit product consumption of raw material (total coal raw material consumption plus total coke raw material consumption)/pure hydrogen yield;
the integrated energy consumption index (sigma M) of the unit product i ·R i ) (ii)/Q; i is 1,2,3, 4; wherein M is i The physical quantity of the i-th object, R, consumed by the coal gasification apparatus per unit time i The energy conversion coefficient corresponding to the ith object is Q, and the yield of the hydrogen, the oxo-synthesis gas and the carbon monoxide in unit time is converted into the yield of pure hydrogen; the 1 st object is a raw material, the 2 nd object is a fuel, the 3 rd object is a utility, and the 4 th object is a power.
3. The coal gasification apparatus performance evaluation method according to claim 1, wherein in step S3, the performance evaluation composite indicator is a P:
wherein A is j The actual scores corresponding to the jth target index in the preset target index set A are calculated, the indexes in the preset target index set A comprise six indexes including the execution rate of a production plan, the number of unplanned parking times, the operation rate of a device, the long-period operation time, the comprehensive energy consumption of unit products and the raw material consumption of the unit products, and omega j Is the weight value corresponding to the jth target index.
4. The coal gasification apparatus performance evaluation method according to claim 1, wherein in step S5, the unit product integrated energy consumption target value is the unit product integrated energy consumption index value — the unit product integrated energy consumption actual value; and the unit product consumed raw material amount standard difference value is the unit product consumed raw material index value-the unit product consumed raw material amount actual value.
5. The coal gasification apparatus performance evaluation method according to any one of claims 1 to 4, wherein the value quantification index of the coal gasification apparatus is δ:
wherein M is the total number of price fluctuation of standard oil in the evaluation period, K is the total number of price fluctuation of raw materials in the evaluation period, and N m The comprehensive energy consumption per unit product corresponding to the mth standard oil price fluctuation is compared with the standard difference value C m The accumulated actual pure hydrogen yield phi corresponding to the mth standard oil price fluctuation m The price of the standard oil corresponding to the mth fluctuation of the price of the standard oil, R k The price of the k-th raw material is corresponding to the consumed raw material amount of the unit product to the standard deviationValue, E k The accumulated actual pure hydrogen yield corresponding to the k-th raw material price fluctuation,
the price of the raw material corresponding to the k-th raw material price fluctuation.
6. The coal gasification device performance evaluation method according to claim 5, wherein the value quantification means that the performance of the coal gasification device is evaluated to reach the standard when δ is a positive number.
7. The coal gasification apparatus performance evaluation method according to any one of claims 1 to 4, further comprising, after the execution of step S7:
automatically generating a calibration report and a performance evaluation report of the device based on the performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the obtained coal gasification device; the content of any report of the calibration report and the performance evaluation report comprises the results and conclusions of analyzing the performance parameters or high or low equipment units, calibrating the coal gasification device and evaluating the performance.
8. A coal gasification apparatus performance evaluation system that implements the coal gasification apparatus performance evaluation method according to any one of claims 1 to 7, the coal gasification apparatus performance evaluation system comprising:
the data acquisition module is used for acquiring the operation data of the coal gasification device; the operation data of the coal gasification device comprises process parameters obtained by a real-time database, key material analysis data obtained by an LIMS (laser-induced mechanical system), price data obtained by an ERP (enterprise resource planning) system, energy consumption data obtained by an energy management system, device alarm information obtained by an alarm system and index data obtained by a production management system;
the data processing module is used for preprocessing the operation data acquired by the data acquisition module;
the data storage module is used for establishing a standard database based on the data preprocessed by the data processing module;
the performance evaluation module is used for calculating and obtaining a performance evaluation basic index set aiming at the coal gasification device based on data in the standard database, obtaining a performance evaluation comprehensive index of the coal gasification device based on the obtained performance evaluation basic index set through weighting calculation, and performing multi-dimensional performance evaluation on the coal gasification device based on the obtained performance evaluation basic index, the performance evaluation comprehensive index and the value quantitative index of the coal gasification device; the performance evaluation basic index set comprises a production plan execution rate index, a device operation rate index, a pure hydrogen yield index, a unit product raw material consumption index, a unit product comprehensive energy consumption index, unplanned parking times and a long-period operation time index;
the data processing module is used for respectively calculating and obtaining a comprehensive energy consumption actual value of a unit product of the coal gasification device and a raw material consumption actual value of the unit product based on data in the standard database; and respectively calculating to obtain a unit product comprehensive energy consumption standard-pair difference value and a unit product raw material consumption standard-pair difference value of the coal gasification device according to the obtained unit product comprehensive energy consumption index and the unit product raw material consumption index of the coal gasification device, and calculating a value quantization index of the coal gasification device based on the obtained unit product comprehensive energy consumption standard-pair difference value and the unit product raw material consumption standard-pair difference value.
9. The coal gasification system performance evaluation system according to claim 8, wherein the performance evaluation module automatically generates a calibration report and a performance evaluation report of the device based on the performance evaluation basic index, the performance evaluation composite index, and the value quantitative index of the obtained coal gasification system; the content of any report of the calibration report and the performance evaluation report comprises the results and conclusions of analyzing the performance parameters or high or low equipment units, calibrating the coal gasification device and evaluating the performance.
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