CN108549619A - One kind is based on the one-to-one and area matched method of concatenated heat-exchange network two-by-two - Google Patents
One kind is based on the one-to-one and area matched method of concatenated heat-exchange network two-by-two Download PDFInfo
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- CN108549619A CN108549619A CN201810271127.5A CN201810271127A CN108549619A CN 108549619 A CN108549619 A CN 108549619A CN 201810271127 A CN201810271127 A CN 201810271127A CN 108549619 A CN108549619 A CN 108549619A
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F17/00—Digital computing or data processing equipment or methods, specially adapted for specific functions
- G06F17/10—Complex mathematical operations
- G06F17/16—Matrix or vector computation, e.g. matrix-matrix or matrix-vector multiplication, matrix factorization
Abstract
One kind is based on one-to-one and the area matched method of concatenated heat-exchange network carries out the matching of single existing heat exchange area and single required heat exchange area, meet condition then this existing heat exchanger of reuse first two-by-two；Secondly for two existing heat exchange areas and it is single needed for heat exchange area matching, meet condition, then the two existing heat exchangers of reuse in series；Again, reuse is carried out in a manner of expanding matching range by single existing heat exchange area and single required heat exchange area, meets condition, then this existing heat exchanger of reuse；Finally, it is to fail to carry out matched surplus element with existing heat exchange area in required area matrix to configure new heat exchanger.The present invention improves the area reclamation rate of old heat transmission equipment, reduces cost of investment, reduces and calculates the time and calculate cost, quickly and effectively.
Description
Technical field
The present invention relates to a kind of new heat exchange area matching process, this method can be used for that existing heat-exchange network is transformed, carry
Rise existing heat-exchange network performance.
Background technology
The heat-exchange network component part most basic as the industry of the energy intensives such as oil, chemical industry, energy source and power, is responsible for
The important task of removal process industrial energy.Existing heat-exchange network is transformed for integrating process heat, improves heat-exchange network using energy source
Efficiency plays vital effect, has become the weight that process industrial field realizes energy-saving and emission-reduction, improves energy utilization rate
Want means and method.Nowadays heat-exchange network creates market and has been substantially saturated, and existing heat-exchange network at the beginning of founding the factory due to designing
The reasons such as variation of performance, result in many existing heat-exchange networks after unreasonable, technological level is relatively low and longtime running
The problems such as it is low that there are operational efficiency, and energy loss is big.Existing heat-exchange network, which is transformed, can effectively promote existing heat-exchange network
Can, energy transition rate is improved, energy waste and environmental pollution are reduced.
The existing heat exchanger of reuse, can effectively reduce Retrofit of Heat Exchanger Networks cost, improve the warp of existing Retrofit of Heat Exchanger Networks
The reasonability that Ji property and existing equipment recycle.And in existing area reassignment method, only according to simplest match party
Required area and existing heat exchanger area descending are such as only arranged, are carried out in turn in sequence successively by formula reuse existing equipment
Matching, and existing method is only matched with single existing heat exchanger with single required area.So existing area matched
Policy calculation efficiency is low, and process is cumbersome, and improvement project amount is big, and eliminates one required area of multiple existing heat exchangers matchings
May, therefore best heat exchange area matching way cannot be found.
Invention content
In order to overcome the shortcomings of that the computational efficiency of existing area matched strategy is low, process is cumbersome, improvement project amount is big, this
Invention, which provides, a kind of being fast and effectively based on one-to-one and concatenated heat exchange area matching process two-by-two.
The technical solution adopted by the present invention to solve the technical problems is：
One kind is based on one-to-one and the area matched method of concatenated heat-exchange network carries out single existing heat exchange first two-by-two
The matching of area and single required heat exchange area, i.e. the cycle of G=1, g=1, reuse condition is that required heat exchange area is existing changes
(1 ± 5%) of hot area meets condition then this existing heat exchanger of reuse；Secondly it is two existing heat exchange areas and single institute
It is that a required heat exchange area is two existing heat-transfer surfaces to need the matching of heat exchange area, i.e. G=1, the cycle of g=2, reuse condition
(1 ± 5%) of the sum of product, meets this condition, then the two existing heat exchangers of reuse in series；Then, with individually existing
There are heat exchange area and single required heat exchange area to carry out reuse, i.e. G=2 in a manner of expanding matching range, the cycle of g=1 is returned
It is (20%~110%) that required heat exchange area is existing heat exchange area with condition, meets condition, then this existing heat exchange of reuse
Device；Finally, it is to fail to carry out matched surplus element with existing heat exchange area in required area matrix to configure new heat exchanger.
Further, it states for convenience, defines following symbol：AtFor required heat exchange area matrix HrIn t-th of element；Tr
=Card { Hr, indicate required heat exchange area matrix HrThe number of middle element；AeFor existing heat exchange area matrix HeIn element；Te
=Card { He, indicate existing heat exchange area matrix HeThe number of middle element；Δ A is required area AtWith it is matched existing
Heat exchange area AeBetween difference, i.e.,：Δ A=At-Ae；
This approach includes the following steps：
Step 1, by required area matrix HrIn element by size ascending order arrange, enable G=1；
Step 2 enables g=1；
Step 3 enables t=Tr=Card { Hr, TrHeat exchange area matrix H needed for indicatingrThe number of middle element；
Step 4 judges whether g=1 is true, if so, AeFor existing heat exchange area matrix HeIn element；Otherwise, by He
In element combination of two, enchashment have the sum of area formed Ae；
Step 5 is found closest to required area matrix HrIn t-th of elements AtElements Ae, and enable Δ A=At-Ae；
Step 6 judges whether G is 1；
If G is 1, Δ A and A are judgedeThe ratio between whether between -5% and 5%；If it is satisfied, then the existing heat exchanger of reuse
Ae, and respectively by At、AeCorresponding element is from HrAnd HeMiddle removing, and update TeValue, Te=Card { He, indicate existing heat exchange
Area matrix HeThe number of middle element；Otherwise, into next step；
If it is not, i.e. G is not 1, then Δ A and A are judgedeThe ratio between whether within the scope of -80% and 10%；If it is satisfied,
Then reuse AeCorresponding existing heat exchanger, and respectively by At、AeCorresponding element is from matrix Hr、HeMiddle removing, and update TeValue；
Otherwise, into next step；
Step 7, judges whether t is more than 1, and TeMore than or equal to g；If so, enabling t=t-1, step 4 is executed；Otherwise, into
Enter in next step；
Step 8 judges HrWhether it is empty set, if so, matching terminates；Otherwise, next step is executed；
Step 9, judges whether g is equal to 1, and TeMore than 1；If so, enabling g=2, step 3 is executed；Otherwise, entrance is next
Step；
Step 10 updates TrValue；
Step 11, judges whether G is equal to 1, and TrMore than 0, TeMore than 0；If so, enabling G=2, step 2 is executed；Otherwise,
Into in next step；
Step 12 is HrIn the new heat exchanger of remaining element arrangements, matching completes.
The present invention technical concept be：Reuse for existing heat exchanger, first individually to match, single, area is immediate
Principle (± 5%) carries out reuse, i.e.,：Area needed for single existing heat exchange area matching is single, finds closest to required heat exchange
The existing heat exchanger of area carries out reuse；Again by remaining existing heat exchanger in a manner of combination of two, by area it is immediate
Principle is matched with required area, such as eligible, then in series, while reuse the two existing heat exchangers；Again
The condition for individually matching single is relaxed to -80%~+10%, closest the existing of required heat exchange area changes under the conditions of finding this
Hot device carries out reuse；After existing heat exchanger reuse is completed, if the case where also failing to matching there are required heat exchange area, then for
These required areas install new heat exchanger.
Traditional matching process is：Only reuse used equipment in a 1-to-1 manner, there are the wastes of larger asset of equipments；And
When being matched, required heat exchange area element and existing heat exchange area element are subjected to descending arrangement respectively, each required face
It is poor that product all needs to make with all existing areas, can just find corresponding matching way.
Existing beneficial effects of the present invention are mainly manifested in：The present invention not only can be single to avoid in existing remodeling method
A calculating made successively caused by difference repeats, and process is complicated, calculates and takes the problems such as longer；Moreover, the present invention and existing method
Maximum is not both the possibility for considering two Geju City heat exchanger series connection reuses, substantially increases the area reuse of old heat transmission equipment
Rate reduces cost of investment.Therefore, the present invention both reasonable diversely existing heat transmission equipment of reuse, realizes filling for used equipment
Divide and utilize, reduces the cost of investment of Retrofit of Heat Exchanger Networks；Reduce again and calculate the time and calculate cost, quickly and effectively.
Description of the drawings
Fig. 1 is overall algorithm flow chart；
Fig. 2 is existing heat-exchange network structure chart；
Fig. 3 is the heat-exchange network structure chart that the present invention obtains.Heat exchanger numbers following digital representation heat exchange amount (face in figure
Product), unit is kW (m2)；Italic number represents heat-capacity flowrate, and unit is kW DEG C-1。
Fig. 4 is the heat-exchange network structure chart that existing method obtains.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
Referring to Fig.1~Fig. 4, one kind is based on one-to-one and the area matched method of concatenated heat-exchange network carries out first two-by-two
Single existing heat exchange area and single required heat exchange area matching, i.e. the cycle of G=1, g=1, reuse condition is required heat-transfer surface
Product is (1 ± 5%) of existing heat exchange area, meets condition then this existing heat exchanger of reuse；Secondly it is two existing heat-transfer surfaces
The matching of product and single required heat exchange area, i.e. the cycle of G=1, g=2, reuse condition is that a required heat exchange area is two
(1 ± 5%) of the sum of existing heat exchange area, meets this condition, then the two existing heat exchangers of reuse in series；So
Afterwards, reuse, i.e. G=2, g are carried out in a manner of expanding matching range by single existing heat exchange area and single required heat exchange area
=1 cycle, reuse condition are (20%~110%) that required heat exchange area is existing heat exchange area, meet condition, then reuse
This existing heat exchanger；Finally, it is to fail to carry out matched surplus element configuration with existing heat exchange area in required area matrix
New heat exchanger.
Further, this approach includes the following steps：
Step 1, by required area matrix HrIn element by size ascending order arrange, enable G=1；
Step 2 enables g=1；
Step 3 enables t=Tr=Card { Hr, TrHeat exchange area matrix H needed for indicatingrThe number of middle element；
Step 4 judges whether g=1 is true, if so, AeFor existing heat exchange area matrix HeIn element；Otherwise, by He
In element combination of two, enchashment have the sum of area formed Ae；
Step 5 is found closest to required area matrix HrIn t-th of elements AtElements Ae, and enable Δ A=At-Ae；
Step 6 judges whether G is 1；
If G is 1, Δ A and A are judgedeThe ratio between whether between -5% and 5%；If it is satisfied, then the existing heat exchanger of reuse
Ae, and respectively by At、AeCorresponding element is from HrAnd HeMiddle removing, and update TeValue, Te=Card { He, indicate existing heat exchange
Area matrix HeThe number of middle element；Otherwise, into next step；
If it is not, i.e. G is not 1, then Δ A and A are judgedeThe ratio between whether within the scope of -80% and 10%；If it is satisfied,
Then reuse AeCorresponding existing heat exchanger, and respectively by At、AeCorresponding element is from matrix Hr、HeMiddle removing, and update TeValue；
Otherwise, into next step；
Step 7, judges whether t is more than 1, and TeMore than or equal to g；If so, enabling t=t-1, step 4 is executed；Otherwise, into
Enter in next step；
Step 8 judges HrWhether it is empty set, if so, matching terminates；Otherwise, next step is executed；
Step 9, judges whether g is equal to 1, and TeMore than 1；If so, enabling g=2, step 3 is executed；Otherwise, entrance is next
Step；
Step 10 updates TrValue；
Step 11, judges whether G is equal to 1, and TrMore than 0, TeMore than 0；If so, enabling G=2, step 2 is executed；Otherwise,
Into in next step；
Step 12 is HrIn the new heat exchanger of remaining element arrangements, matching completes.
Example：Preferably to embody the application effect of the present invention, now the method for the present invention is illustrated applied to example.
The case is made of two hot logistics, two cold logistics, a hot public work and a cold public work.Logistics data is shown in Table
1, existing heat exchanger data are shown in Table 2, and existing heat-exchange network structure chart is as shown in Figure 2.The overall heat-transfer coefficient of all heat exchangers is
0.1kW/m2, and duration of service is 2 years, Annual Percentage Rate 10%, the annualized factor of investment cost is 0.576y-1.It is newly-increased
Heat exchanger expense=30000+750A0.81$；Existing heat exchanger increases area expense=750A0.81$.The public affairs of the existing heat-exchange network
It is 2720kW/y with engineering consumption, annual operating cost is 181200/y.
Table 1
Simplified implementation steps indicate as follows：
The first step, by required area matrix HrIn element ascending order arrangement, Hr=[103.8 162.4 256.2 393
486].Existing heat exchange area matrix is He=[268.7 217.2 256.2 358.9].
Second step, G=1, g=1 match single required heat exchange area with single existing heat exchange area.It finds most
Close to required area matrix HrMiddle AtElements Ae, enable Δ A=At-Ae.Specific cycle is as follows：
It recycles for the first time, t=5, A5=486, Ae=358.9, Δ A=486-358.9=127.1；
Second of cycle, t=4, A4=393, Ae=358.9, Δ A=393-358.9=34.1；
Third time recycles, t=3, A3=256.2, Ae=256.2, Δ A=256.2-256.2=0；
……
Judge Δ A and AeThe ratio between whether between -5% to 5%, if it is, the existing heat exchanger A of reusee, and respectively will
At、AeFrom matrix HrAnd HeMiddle removing；Otherwise, into next step.Concrete operations are as follows：
It recycles for the first time, t=5, Ae=358.9, Δ A/Ae=127.1/358.9=35.4% is unsatisfactory for condition, does not return
With；
Second of cycle, t=4, Ae=358.9, Δ A/Ae=34.1/358.9=9.5%, is unsatisfactory for condition, not reuse；
Third time recycles, t=3, Ae=256.2, Δ A/Ae=256.2/256.2=0%, meets condition, and heat exchange area is
256.2m2Existing heat exchanger by reuse, and area matrix becomes：He=[268.7 217.2 358.9], Hr=[103.8
162.4 393 486]；
……
Second step is executed, area matrix becomes respectively：He=[268.7 217.2 358.9], Hr=[103.8 162.4
393 486]。
Third walks, G=1, g=2, and two existing heat exchange areas are carried out with single required heat exchange area in series
Matching.
He=[268.7 217.2 358.9], element number are more than 1, and Hr=[103.8 162.4 393 486], no
For sky, so by HeIn element combination of two, Ae=Ae1+Ae2=268.7+217.2=485.9, Ae=Ae1+Ae2=268.7+
358.9=627.6, Ae=Ae1+Ae2=358.9+217.2=576.1.It finds closest to required area matrix HrMiddle AtAe.I.e.
T=3, A3=486, Ae=485.9, moreover, Δ A=At-Ae=486-485.9=0.1.
Judge Δ A and AeThe ratio between whether within the scope of -5% and 5%.If it is, the existing heat exchanger A of reusee1、
Ae2, and respectively by At、Ae1、Ae2From HeAnd HrIt removes, otherwise, into next step.Concrete operations are as follows：
Ae1=268.7, Ae2=217.2, Ae=485.9, Δ A/Ae=0.1/485.9=0.2%, Δ A and AeThe ratio between-
Within the scope of 5% and 5%, so two existing heat exchangers that heat exchange area is 268.7,217.2 are by reuse, and area matrix
Become：He=[358.9], Hr=[103.8 162.4 393].
Due to HeMiddle element number is 1, so entering in next step.
4th step, G=2, g=1 are the matching of single existing heat exchange area and single required heat exchange area, and meet institute
Need heat exchange area be existing heat exchange area (20%~110%) condition when, this existing heat exchanger of reuse.Concrete operations are such as
Under：
It recycles for the first time, t=3, A3=393, Ae=358.9, Δ A/Ae=(393-358.9)/358.9=9.5% is full
Sufficient condition, reuse heat exchange area are 358.9m2Existing heat exchanger, and He=[], Hr=[103.8 162.4]；
Due to HeFor sky, into next step.
5th step is HrIn the new heat exchanger of remaining element arrangements.
Hr=[103.8 162.4], so two areas of configuration are respectively 103.8m2, 162.4m2New heat exchanger, matching
It completes.
The heat-exchange network structure chart obtained using the method for the present invention is as shown in Figure 3.
As a comparison, match existing heat exchanger in common area matched method at present, first by required area matrix and
Existing heat exchange area matrix is arranged by element size descending, i.e.,：Hr=[486 393 256.2 162.4 103.8], He=
[358.9 268.7 256.2 217.2] are returned further according to 20%~110% standard that required area is existing heat exchanger area
With existing equipment, it is poor to make successively, is matched, obtained area matched scheme is shown in Table 2.Fig. 4 is the heat exchange that conventional method obtains
Network structure.
The Retrofit of Heat Exchanger Networks obtained using new method and conventional method the results are shown in Table 3.
Table 2
Table 3
In conjunction with table 2 and table 3 as can be seen that the traditional method of application and the present invention match simultaneously it is identical needed for heat-transfer surface
Product, this method need the original heat exchanger quantity being transformed less, need newly-increased heat exchange area less, the utilization rate of used equipment is more
It is high that (area utilization of conventional method is 80%, 100%) area utilization of this method is that investment cost is lower, Er Qienian
It is lower to spend totle drilling cost, realizes making full use of for used equipment, reduces the cost of investment of Retrofit of Heat Exchanger Networks.This method is used for
The optimization of heat-exchange network and Promotion Transformation, due to the existing old heat transmission equipment of reasonably reuse, through Optimizing Reconstruction of the present invention it
For heat-exchange network afterwards compared with former heat-exchange network, the utility consumption saved every year is 1568kW, has saved 57.6%
Energy consumption, meanwhile, annual operating cost also reduces 56.2%.
Above-described embodiment is only used for illustrating the present invention, rather than limits the invention.In the spirit of the present invention
In scope of the claims, to any modifications and changes that the present invention makes, protection scope of the present invention is both fallen within.
Claims (2)
1. one kind is based on the one-to-one and area matched method of concatenated heat-exchange network two-by-two, which is characterized in that first, carry out individually
The matching of existing heat exchange area and single required heat exchange area, the i.e. cycle of G=1, g=1, reuse condition are required heat exchange area
For (1 ± 5%) of existing heat exchange area, meet condition then this existing heat exchanger of reuse；Secondly it is two existing heat exchange areas
With the matching of single required heat exchange area, the i.e. cycle of G=1, g=2, reuse condition is that a required heat exchange area is two existing
(1 ± 5%) for having the sum of heat exchange area, meets this condition, then the two existing heat exchangers of reuse in series；Then,
Reuse, i.e. G=2, g=1 are carried out in a manner of expanding matching range by single existing heat exchange area and single required heat exchange area
Cycle, reuse condition is (20%~110%) that required heat exchange area is existing heat exchange area, meets condition, then reuse this
A existing heat exchanger；Finally, it is to fail to carry out matched surplus element configuration newly with existing heat exchange area in required area matrix
Heat exchanger.
2. as described in claim 1 a kind of based on the one-to-one and area matched method of concatenated heat-exchange network two-by-two, feature
It is, this approach includes the following steps：
Step 1, by required area matrix HrIn element by size ascending order arrange, enable G=1；
Step 2 enables g=1；
Step 3 enables t=Tr=Card { Hr, TrHeat exchange area matrix H needed for indicatingrThe number of middle element；
Step 4 judges whether g=1 is true, if so, AeFor existing heat exchange area matrix HeIn element；Otherwise, by HeIn
Element combination of two, enchashment have the sum of area to form Ae；
Step 5 is found closest to required area matrix HrIn t-th of elements AtElements Ae, and enable Δ A=At-Ae；
Step 6 judges whether G is 1；
If G is 1, Δ A and A are judgedeThe ratio between whether between -5% and 5%；If it is satisfied, then the existing heat exchanger A of reusee, and
Respectively by At、AeCorresponding element is from HrAnd HeMiddle removing, and update TeValue, Te=Card { He, indicate existing heat exchange area
Matrix HeThe number of middle element；Otherwise, into next step；
If it is not, i.e. G is not 1, then Δ A and A are judgedeThe ratio between whether within the scope of -80% and 10%；If it is satisfied, then reuse
AeCorresponding existing heat exchanger, and respectively by At、AeCorresponding element is from matrix Hr、HeMiddle removing, and update TeValue；Otherwise,
Into in next step；
Step 7, judges whether t is more than 1, and TeMore than or equal to g；If so, enabling t=t-1, step 4 is executed；Otherwise, entrance is next
Step；
Step 8 judges HrWhether it is empty set, if so, matching terminates；Otherwise, next step is executed；
Step 9, judges whether g is equal to 1, and TeMore than 1；If so, enabling g=2, step 3 is executed；Otherwise, into next step；
Step 10 updates TrValue；
Step 11, judges whether G is equal to 1, and TrMore than 0, TeMore than 0；If so, enabling G=2, step 2 is executed；Otherwise, enter
In next step；
Step 12 is HrIn the new heat exchanger of remaining element arrangements, matching completes.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708516A (en) * | 2018-11-14 | 2019-05-03 | 浙江工业大学 | A kind of old heat exchange equipment Efficient utilization method for improving industrial heat exchange network |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102289661A (en) * | 2011-07-27 | 2011-12-21 | 宁波大学 | Method for matching three-dimensional grid models based on spectrum matching |
| CN104457344A (en) * | 2014-12-17 | 2015-03-25 | 苏州协宏泰节能科技有限公司 | Modular heat exchanger |
| CN104692325A (en) * | 2013-12-05 | 2015-06-10 | 北京宜能高科科技有限公司 | System for comprehensively recovering hydrogen and light hydrocarbons through single absorption and double desorption |
| KR101706078B1 (en) * | 2016-02-18 | 2017-02-14 | 경희대학교 산학협력단 | Optimization method for hybrid renewable energy system using pinch analysis |
| CN106444665A (en) * | 2016-09-22 | 2017-02-22 | 宁波大学 | Fault classification diagnosis method based on non-Gaussian similarity matching |
| CN206430171U (en) * | 2016-12-27 | 2017-08-22 | 嘉园环保有限公司 | A kind of thermal accumulating incinerator with residual heat recovery |
| CN107665280A (en) * | 2017-09-27 | 2018-02-06 | 浙江工业大学 | A kind of Retrofit of Heat Exchanger Networks optimization method based on performance simulation |
-
2018
- 2018-03-29 CN CN201810271127.5A patent/CN108549619B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102289661A (en) * | 2011-07-27 | 2011-12-21 | 宁波大学 | Method for matching three-dimensional grid models based on spectrum matching |
| CN104692325A (en) * | 2013-12-05 | 2015-06-10 | 北京宜能高科科技有限公司 | System for comprehensively recovering hydrogen and light hydrocarbons through single absorption and double desorption |
| CN104457344A (en) * | 2014-12-17 | 2015-03-25 | 苏州协宏泰节能科技有限公司 | Modular heat exchanger |
| KR101706078B1 (en) * | 2016-02-18 | 2017-02-14 | 경희대학교 산학협력단 | Optimization method for hybrid renewable energy system using pinch analysis |
| CN106444665A (en) * | 2016-09-22 | 2017-02-22 | 宁波大学 | Fault classification diagnosis method based on non-Gaussian similarity matching |
| CN206430171U (en) * | 2016-12-27 | 2017-08-22 | 嘉园环保有限公司 | A kind of thermal accumulating incinerator with residual heat recovery |
| CN107665280A (en) * | 2017-09-27 | 2018-02-06 | 浙江工业大学 | A kind of Retrofit of Heat Exchanger Networks optimization method based on performance simulation |
Non-Patent Citations (4)
| Title |
|---|
| 蒋宁 等: "Heat Exchanger Network Integration Using Diverse Pinch Point and Mathematical Programming", 《CHEMICAL ENGINEERING TECHNOLOGY》 * |
| 蒋宁 等: "基于面积再分配和遗传算法的换热网络改造", 《化工进展》 * |
| 赵亮: "考虑多因素的换热网络优化改造方法研究", 《中国博士学位论文全文数据库-工程科技II辑》 * |
| 霍兆义 等: "基于分级超结构的换热网络同步综合与改造方法研究", 《中国博士学位论文全文数据库-工程科技II辑》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708516A (en) * | 2018-11-14 | 2019-05-03 | 浙江工业大学 | A kind of old heat exchange equipment Efficient utilization method for improving industrial heat exchange network |
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