CN110991851A - Energy effectiveness evaluation method for building space environment equipment - Google Patents

Energy effectiveness evaluation method for building space environment equipment Download PDF

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CN110991851A
CN110991851A CN201911181047.1A CN201911181047A CN110991851A CN 110991851 A CN110991851 A CN 110991851A CN 201911181047 A CN201911181047 A CN 201911181047A CN 110991851 A CN110991851 A CN 110991851A
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李善寿
徐超赞
方潜生
吴月月
谢陈磊
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Anhui Jianzhu University
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Abstract

The invention relates to the field of public building energy efficiency assessment and energy-saving control, in particular to an energy effectiveness assessment method for building space environment equipment. And establishing a single influence factor evaluation matrix of the equipment, wherein the elements of the matrix at least comprise a personnel number validity evaluation value, a personnel number invalidity evaluation value, an environment parameter validity evaluation value and an environment parameter invalidity evaluation value. And establishing an influence factor weight matrix, wherein elements of the matrix at least comprise the weight of the personnel number influence coefficient and the parameter of the environment parameter influence coefficient. And multiplying the influence factor weight matrix by the single influence factor evaluation matrix of the equipment to obtain a comprehensive factor evaluation matrix. And if the element value for evaluating the comprehensive effective energy influence factor coefficient in the comprehensive factor evaluation matrix is greater than the set value, the equipment energy is effective. A computing device aggregate performance effectiveness assessment value.

Description

Energy effectiveness evaluation method for building space environment equipment
Technical Field
The invention relates to the field of public building energy efficiency assessment and energy-saving control, in particular to an energy effectiveness assessment method for building space environment equipment.
Background
The electricity consumption of the building occupies about 42% of the global electricity, taking the united states as an example, the building consumes 70% of the electricity, 50% of the electricity is wasted, and the electricity consumption of the unit area of the public building is high, and the energy-saving consciousness of users is uneven, so that the behavior energy consumption is more prominent in the public building. Statistical data show that unreasonable energy consumption of public buildings caused by unreasonable electricity utilization behaviors accounts for about 30% of total electricity utilization energy consumption of the public buildings, and how to evaluate the effectiveness of energy utilization processes of environmental equipment in public building spaces is one of the directions of future building energy conservation research. The building energy consumption is by energy consumption equipment (technique), energy consumption environment (ambient temperature, daylighting), with multiple factors such as ability personnel decide jointly, and current public building is with the main not enough that can aassessment that lies in: the quality of building energy conservation is evaluated according to the total energy consumption of unit area, and the rationality and the effectiveness of the energy consumption process cannot be effectively embodied. In practice there are many situations where there is little but no reason and where there is much but very much energy available.
At present, an evaluation method for effective use of electric equipment is needed.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide an energy effectiveness evaluation method for building space environment equipment, which can evaluate the effectiveness and use degree of electric equipment.
In order to achieve the purpose, the invention adopts the following technical scheme:
an energy effectiveness evaluation method for building space environment equipment comprises the following steps:
s1, establishing a single influence factor evaluation matrix of the equipment, wherein elements of the matrix at least comprise a personnel number validity evaluation value, a personnel number invalidity evaluation value, an environment parameter validity evaluation value and an environment parameter invalidity evaluation value;
the evaluation value of the number of the personnel is an influence coefficient of information of the number of the personnel on the effectiveness and the use performance of the equipment, the evaluation value of the number of the personnel is an influence coefficient of the information of the number of the personnel on the ineffectiveness and the use performance of the equipment, the evaluation value of the effectiveness of the environmental parameter is an influence coefficient of the environmental parameter on the effectiveness and the use performance of the equipment, and the evaluation value of the ineffectiveness of the environmental parameter is an influence coefficient of the environmental parameter on the;
establishing an influence factor weight matrix, wherein elements of the matrix at least comprise the weight of the personnel number influence coefficient and the parameters of the environment parameter influence coefficient;
s2, multiplying the influence factor weight matrix by the single influence factor evaluation matrix of the equipment to obtain a comprehensive factor evaluation matrix;
s3, if the element value used for evaluating the comprehensive effective energy influencing factor coefficient in the comprehensive factor evaluation matrix is larger than a set value, the equipment energy is valid, the time for the equipment energy to be valid is counted, and the step S4 is carried out, otherwise, the equipment energy is invalid;
s4, a device aggregate energy availability assessment value is calculated, which is the ratio of the time that the device energy is available in step S3 to the total time that the device is turned on.
Further, if the device includes an air conditioner, the single influence factor evaluation matrix in step S1 is the single influence factor evaluation matrix R of the air conditionerAir conditioner：
Figure BDA0002291271310000021
Figure BDA0002291271310000022
The validity evaluation value of the information on the number of persons in the space where the air conditioner is located, i.e. the validity evaluation value of the number of persons in step S1,
Figure BDA0002291271310000023
invalidity evaluation value of information on the number of persons in space where air conditioner is located, step S1The number of persons in (1) invalidity evaluation value, xAir conditionerNumber of persons in the building space, Pe, in which the air-conditioning unit is locatedAir conditionerα is the validity assessment of the environment temperature where the air conditioner is located, i.e. the validity assessment of the environment parameter in step S1, 1- α is the invalidity assessment of the environment temperature where the air conditioner is located, i.e. the invalidity assessment of the environment parameter in step S1,
wherein the content of the first and second substances,
Figure BDA0002291271310000024
chi is the real-time temperature of the environment where the air conditioner is located, Tl is the lowest temperature of the environment where the air conditioner is located, Th is the highest temperature of the environment where the air conditioner is located, c is a constant greater than zero, and d is a constant less than 1.
Further, the influence factor weight matrix in step S2 is the influence factor weight matrix a of the air conditionerAir conditioner：
AAir conditioner＝(a1，a2)
a1+a2＝1
The comprehensive factor evaluation matrix in step S2 is the comprehensive factor evaluation matrix B of the air conditioning equipmentAir conditioner：
BAir conditioner＝AAir conditionerRAir conditioner＝(b1，b2)
Figure BDA0002291271310000031
Figure BDA0002291271310000032
Wherein, b1For the coefficient of the comprehensive useful energy influencing factor of the air-conditioning apparatus, b2Is the comprehensive non-effective energy influence factor coefficient of the air conditioning equipment, a1Weight of the coefficient of influence for the number of persons in an air conditioning system, a2The environmental temperature influence factor weight of the air conditioner, i.e. the parameter of the environmental parameter influence coefficient in step S1。
Further, the specific steps of step S3 are as follows:
if b is1If the energy is more than the set value of the air conditioning equipment, the energy for the air conditioning equipment is effective, and the time te for the energy for the air conditioning equipment to be effective is countedAir conditioner；
The specific steps of step S4 are as follows:
Figure BDA0002291271310000033
ηair conditionerEvaluation of the integrated energy availability, t, for air conditioning systemsAir conditionerThe total time the air conditioning unit is turned on.
Further, the device includes a lighting device, and the single influence factor evaluation matrix in step S1 is the single influence factor evaluation matrix R of the lighting deviceIllumination device：
Figure BDA0002291271310000034
Figure BDA0002291271310000035
The validity evaluation value of the information on the number of persons in the space where the lighting apparatus is located, i.e. the validity evaluation value on the number of persons in step S1,
Figure BDA0002291271310000041
invalidity evaluation value of the information on the number of persons in the space where the lighting apparatus is located, i.e., the number of persons invalidity evaluation value, x in step S1Illumination deviceNumber of persons in real time, Pe, in the building space in which the lighting device is locatedIllumination deviceβ is the validity evaluation value of the natural illumination of the environment where the lighting device is located, i.e. the validity evaluation value of the environmental parameter in step S1, 1- β is the invalidity evaluation value of the natural illumination of the environment where the lighting device is located, i.e. the invalidity evaluation value of the environmental parameter in step S1,
wherein the content of the first and second substances,
Figure BDA0002291271310000042
sun is the real-time natural light intensity of the environment where the lighting device is located, and I is the lowest illuminance value of the environment where the lighting device is located.
Further, the influencing factor weight matrix in step S2 is the influencing factor weight matrix a of the lighting deviceIllumination device：
AIllumination device＝(a′1，a′2)
a′1+a′2＝1
The comprehensive factor evaluation matrix in step S2 is the comprehensive factor evaluation matrix B of the lighting apparatusIllumination device：
BIllumination device＝AIllumination deviceRIllumination device＝(b′1，b′2)
Figure BDA0002291271310000043
Figure BDA0002291271310000044
Wherein, b'1Is the overall useful performance influencing factor coefficient, b 'of the lighting device'2Is the comprehensive non-utility performance influencing factor coefficient, a 'of the lighting equipment'1Weight, a ', of a number of people influencing coefficient of a lighting device'2Is the weight of the ineffective energy use of the lighting device.
Further, the specific steps of step S3 are as follows:
if b is1' greater than the set value of the lighting apparatus, the lighting apparatus use energy is valid, and the time te for which the lighting apparatus use energy is valid is countedIllumination device；
The specific steps of step S4 are as follows:
Figure BDA0002291271310000051
ηillumination deviceEvaluation of the integrated energy availability for a lighting device, tIllumination deviceThe total time the lighting device is on.
Further preferably, the setting values in step S3 include a setting value of an air conditioner and a setting value of a lighting device, both of which are 0.6.
The invention has the following beneficial effects:
(1) the evaluation method is a comprehensive evaluation method, performs multi-factor comprehensive evaluation on the energy utilization process of the public building environment equipment, and provides an effective method for the energy consumption evaluation of the public building environment equipment.
(2) The air conditioning equipment and the lighting equipment are respectively monitored, and the actual energy utilization process of the public building environment equipment can be effectively reflected.
(3) The CPN computing module internally provided with a distributed operating system and a standard building information set is used as one of main units capable of being evaluated for the environmental equipment, can be in data communication with neighboring CPN nodes, and is connected into a centerless and flattened computing network according to the neighboring relation of the space units, so that the management and control of the whole building are realized, and the real-time energy utilization evaluation can be carried out on the environmental equipment of each space unit; the invention is the energy utilization process monitoring and evaluation of the public building space unit environment equipment, and compared with the total energy consumption monitoring and evaluation of the traditional building, the invention has the advantages of more detail and quantification.
(4) The number of people using the electric equipment is used as one of evaluation factors, and whether the electric equipment is fully used or not can be accurately reflected.
(5) Temperature and illumination intensity are used as one of evaluation factors, whether the electric equipment is used under the condition of demand can be accurately reflected, and energy consumption is reduced.
Drawings
FIG. 1 is a block diagram of an evaluation system of the present invention;
FIG. 2 is a flow chart of the evaluation method of the present invention.
The notations in the figures have the following meanings:
1-device Power and environmental data acquisition Module 10-first Power data acquisition Unit
11-second electric energy data acquisition unit 12-environmental data acquisition unit
13-personnel number acquisition unit 14-microprocessor 15-first communication unit
2-CPN calculation module 20-main control unit 21-data storage unit 22-clock unit
23-second communication unit 24-third communication unit 3-terminal data display module
40-first power output unit 41-second power output unit
Detailed Description
The technical scheme of the invention is clearly and completely described below by combining the embodiment and the attached drawings of the specification. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
An energy effectiveness evaluation system for building space environment equipment is shown in fig. 1 and comprises an equipment electric energy and environment data acquisition module 1, a CPN calculation module 2, a terminal data display module 3 and a power supply module.
The device electric energy and environment data acquisition module 1 is used for acquiring the electricity utilization parameters of the device and the environment parameters of the device.
And the CPN calculating module 2 is used for processing the data acquired by the equipment electric energy and environment data acquisition module 1.
The equipment electric energy and environmental data acquisition module 1 comprises a first electric energy data acquisition unit 10, a second electric energy data acquisition unit 11, an environmental data acquisition unit 12, a personnel number acquisition unit 13, a microprocessor 14 and a first communication unit 15, wherein the first electric energy data acquisition unit 10, the second electric energy data acquisition unit 11, the environmental data acquisition unit 12 and the personnel number acquisition unit 13 are respectively electrically connected with the microprocessor 14, and the first communication unit 15 is electrically connected with the microprocessor 14 in a bidirectional mode.
The CPN calculation module 2 includes a main control unit 20, and a data storage unit 21, a clock unit 22, a second communication unit 23, and a third communication unit 24 that are electrically connected to the main control unit 20 in a bidirectional manner.
The terminal data display module 3 is in WiFi data connection with the second communication unit 23.
The power supply module 4 includes a first power supply output unit 40 for supplying power to each unit of the device power and environmental data acquisition module 1, and a second power supply output unit 41 for supplying power to each unit of the CPN calculation module 2.
The first communication unit 15 is in WiFi data connection with the second communication unit 23.
The device electric energy and environment data acquisition module 1 acquires energy consumption data of public building environment devices in real time, wherein the energy consumption data comprises voltage, current, active power, reactive power and electric quantity, and personnel data and energy consumption environment data in a public building, and transmits the acquired data to the CPN calculation module 2 through the first communication unit 15. The CPN calculation module 2 analyzes the collected electric energy data, the collected personnel data and the collected energy consumption environment data, and transmits an analysis result to the terminal data display module 3 so as to carry out real-time monitoring.
The first power output unit 40 provides 12V dc power supply requirements for each unit of the device power and environmental data acquisition module 1. The second power output unit 41 is connected to the CPN calculation module 2 and provides the CPN with a 220V ac power supply requirement.
Example 2
A method for evaluating the energy effectiveness of building space environment equipment is shown in figure 2 and comprises the following steps:
s1, a person number validity evaluation value, a person number invalidity evaluation value, an environment parameter validity evaluation value, and an environment parameter invalidity evaluation value are defined.
The evaluation value of the number of the personnel is an influence coefficient of the information of the number of the personnel on the effectiveness and the use performance of the equipment, the evaluation value of the number of the personnel is an influence coefficient of the information of the number of the personnel on the ineffectiveness and the use performance of the equipment, the evaluation value of the effectiveness of the environmental parameter is an influence coefficient of the environmental parameter on the effectiveness and the use performance of the equipment, and the evaluation value of the ineffectiveness of the environmental parameter is an influence coefficient of.
The weights of the above coefficients and parameters are defined.
S2, the elements in the step S1 form a judgment matrix of the single influence factors of the equipment, and the weights form an influence factor weight matrix.
In this embodiment, the single-influence-factor evaluation matrix R of the air conditioning equipmentAir conditioner：
Figure BDA0002291271310000071
Figure BDA0002291271310000072
The validity evaluation value of the information on the number of persons in the space where the air conditioner is located, i.e. the validity evaluation value of the number of persons in step S1,
Figure BDA0002291271310000073
invalidity evaluation value of information on the number of persons in the space where the air conditioner is located, i.e., number of persons invalidity evaluation value, x in step S1Air conditionerNumber of persons in the building space, Pe, in which the air-conditioning unit is locatedAir conditionerThe rated number of people in the building space is 6-12 people in general, α is an evaluation value of effectiveness of the ambient temperature of the air conditioner, 1- α is an evaluation value of ineffectiveness of the ambient temperature of the air conditioner,
wherein the content of the first and second substances,
Figure BDA0002291271310000081
chi is the real-time temperature of the environment where the air conditioner is located, Tl is the lowest temperature of the environment where the air conditioner is located, Th is the highest temperature of the environment where the air conditioner is located, c is a constant greater than zero, and d is a constant less than 1.
Influencing factor weight matrix A of air conditioning equipmentAir conditioner：
AAir conditioner＝(a1，a2)
a1+a2＝1
a1Weight of the coefficient of influence for the number of persons in an air conditioning system, a2In the experimental test, the environmental temperature sum is not given to the environmental temperature influencing factor weight of the air conditioning equipment, namely the parameter of the environmental parameter influencing factor in the step S1When the number of persons has special requirements, a1Take 0.5, a2Take 0.5.
And S3, multiplying the influence factor weight matrix by the single influence factor evaluation matrix of the equipment to obtain a comprehensive factor evaluation matrix.
In this embodiment, the comprehensive factor evaluation matrix B of the air conditioning equipmentAir conditioner：
BAir conditioner＝AAir conditionerRAir conditioner＝(b1，b2)
Figure BDA0002291271310000082
Figure BDA0002291271310000083
Wherein, b1For the coefficient of the comprehensive useful energy influencing factor of the air-conditioning apparatus, b2The coefficient of the influence factors of the comprehensive non-effective energy of the air conditioning equipment.
S4, if b1If the energy is more than the set value of the air conditioning equipment, the energy for the air conditioning equipment is effective, and the time te for the energy for the air conditioning equipment to be effective is countedAir conditioner. The set value in this example is 0.6.
S5, calculating the comprehensive energy availability evaluation value of the air conditioning equipment:
Figure BDA0002291271310000091
ηair conditionerEvaluation of the integrated energy availability, t, for air conditioning systemsAir conditionerThe total time the air conditioning unit is turned on.
Example 3
On the basis of embodiment 2, the single influence factor evaluation matrix is the single influence factor evaluation matrix R of the lighting deviceIllumination device：
Figure BDA0002291271310000092
Figure BDA0002291271310000093
The validity evaluation value of the information on the number of persons in the space where the lighting apparatus is located, i.e. the validity evaluation value on the number of persons in step S1,
Figure BDA0002291271310000094
invalidity evaluation value of the information on the number of persons in the space where the lighting apparatus is located, i.e., the number of persons invalidity evaluation value, x in step S1Illumination deviceNumber of persons in real time, Pe, in the building space in which the lighting device is locatedIllumination deviceThe rated number of people in the building space is generally 6-12, β is an evaluation value of effectiveness of natural illumination of the environment where the lighting equipment is located, 1- β is an evaluation value of ineffectiveness of natural illumination of the environment where the lighting equipment is located,
wherein the content of the first and second substances,
Figure BDA0002291271310000095
sun is the real-time natural light intensity of the environment where the lighting device is located, and I is the lowest illuminance value of the environment where the lighting device is located.
Influencing factor weight matrix is influencing factor weight matrix A of lighting equipmentIllumination device：
AIllumination device＝(a′1，a′2)
a′1+a′2＝1
Comprehensive factor evaluation matrix B of lighting equipmentIllumination device：
BIllumination device＝AIllumination deviceRIllumination device＝(b′1，b′2)
Figure BDA0002291271310000101
Figure BDA0002291271310000102
Wherein, b'1Factor for comprehensive useful energy influencing of lighting equipment，b′2Is the comprehensive non-utility performance influencing factor coefficient, a 'of the lighting equipment'1Weight, a ', of a number of people influencing coefficient of a lighting device'2Weight of inactive performance of lighting device, a'1And a'2All are 0.5.
If b'1If it is more than 0.6, the energy for the lighting device is effective, and the time te when the energy for the lighting device is effective is countedIllumination device；
Figure BDA0002291271310000103
ηIllumination deviceEvaluation of the integrated energy availability for a lighting device, tIllumination deviceThe total time the lighting device is on.
The model numbers of the respective elements are shown in table 1.
TABLE 1
Figure BDA0002291271310000104

Claims (8)

1. An energy effectiveness evaluation method for building space environment equipment is characterized by comprising the following steps:
s1, establishing a single influence factor evaluation matrix of the equipment, wherein elements of the matrix at least comprise a personnel number validity evaluation value, a personnel number invalidity evaluation value, an environment parameter validity evaluation value and an environment parameter invalidity evaluation value;
the evaluation value of the number of the personnel is an influence coefficient of information of the number of the personnel on the effectiveness and the use performance of the equipment, the evaluation value of the number of the personnel is an influence coefficient of the information of the number of the personnel on the ineffectiveness and the use performance of the equipment, the evaluation value of the effectiveness of the environmental parameter is an influence coefficient of the environmental parameter on the effectiveness and the use performance of the equipment, and the evaluation value of the ineffectiveness of the environmental parameter is an influence coefficient of the environmental parameter on the;
establishing an influence factor weight matrix, wherein elements of the matrix at least comprise the weight of the personnel number influence coefficient and the parameters of the environment parameter influence coefficient;
s2, multiplying the influence factor weight matrix by the single influence factor evaluation matrix of the equipment to obtain a comprehensive factor evaluation matrix;
s3, if the element value used for evaluating the comprehensive effective energy influencing factor coefficient in the comprehensive factor evaluation matrix is larger than a set value, the equipment energy is valid, the time for the equipment energy to be valid is counted, and the step S4 is carried out, otherwise, the equipment energy is invalid;
s4, a device aggregate energy availability assessment value is calculated, which is the ratio of the time that the device energy is available in step S3 to the total time that the device is turned on.
2. The energy availability evaluation method for environmental equipment according to claim 1, characterized in that: if the device includes an air conditioner, the single-influence-factor evaluation matrix in step S1 is the single-influence-factor evaluation matrix R of the air conditionerAir conditioner：
Figure FDA0002291271300000011
Figure FDA0002291271300000012
A validity evaluation value of the information of the number of persons of the space where the air conditioning equipment is located, that is, the validity evaluation value of the number of persons in step S1;
Figure FDA0002291271300000013
a invalidity evaluation value of the information on the number of persons of the space where the air conditioning apparatus is located, that is, the number of persons invalidity evaluation value in step S1; x is the number ofAir conditionerThe number of persons in the building space where the air conditioning equipment is located; peAir conditionerα is the validity assessment value of the environment temperature of the air conditioning equipment, namely the validity assessment value of the environment parameter in the step S1, 1- α is the invalidity assessment value of the environment temperature of the air conditioning equipment, namely the invalidity assessment value of the environment parameter in the step S1;
wherein the content of the first and second substances,
Figure FDA0002291271300000021
chi is the real-time temperature of the environment where the air conditioner is located, Tl is the lowest temperature of the environment where the air conditioner is located, Th is the highest temperature of the environment where the air conditioner is located, c is a constant greater than zero, and d is a constant less than 1.
3. The method for evaluating the energy availability of an environmental apparatus according to claim 2, wherein the influencing factor weight matrix in step S2 is an influencing factor weight matrix a of an air conditionerAir conditioner：
AAir conditioner＝(a1，a2)
a1+a2＝1
The comprehensive factor evaluation matrix in step S2 is the comprehensive factor evaluation matrix B of the air conditioning equipmentAir conditioner：
BAir conditioner＝AAir conditionerRAir conditioner＝(b1，b2)
Figure FDA0002291271300000022
Figure FDA0002291271300000023
Wherein, b1For the coefficient of the comprehensive useful energy influencing factor of the air-conditioning apparatus, b2Is the comprehensive non-effective energy influence factor coefficient of the air conditioning equipment, a1Weight of the coefficient of influence for the number of persons in an air conditioning system, a2The environmental parameter influence factor weight is the environmental temperature influence factor weight of the air conditioner, i.e., the parameter of the environmental parameter influence coefficient in step S1.
4. The method for evaluating the energy availability of an environmental device according to claim 3, wherein the step S3 comprises the following steps:
if b is1Is greater thanSetting value of air conditioning equipment, the energy for the air conditioning equipment is effective, and the time te when the energy for the air conditioning equipment is effective is countedAir conditioner；
The specific steps of step S4 are as follows:
Figure FDA0002291271300000031
ηair conditionerEvaluation of the integrated energy availability, t, for air conditioning systemsAir conditionerThe total time the air conditioning unit is turned on.
5. The energy availability evaluation method for environmental equipment according to claim 1, characterized in that: the device includes a lighting device, the single influence factor evaluation matrix in the step S1 is the single influence factor evaluation matrix R of the lighting deviceIllumination device：
Figure FDA0002291271300000032
Figure FDA0002291271300000033
The validity evaluation value of the information on the number of persons in the space where the lighting apparatus is located, i.e. the validity evaluation value on the number of persons in step S1,
Figure FDA0002291271300000034
invalidity evaluation value of the information on the number of persons in the space where the lighting apparatus is located, i.e., the number of persons invalidity evaluation value, x in step S1Illumination deviceNumber of persons in real time, Pe, in the building space in which the lighting device is locatedIllumination deviceβ is the validity evaluation value of the natural illumination of the environment where the lighting device is located, i.e. the validity evaluation value of the environmental parameter in step S1, 1- β is the invalidity evaluation value of the natural illumination of the environment where the lighting device is located, i.e. the invalidity evaluation value of the environmental parameter in step S1,
wherein the content of the first and second substances,
Figure FDA0002291271300000035
sun is the real-time natural light intensity of the environment where the lighting device is located, and I is the lowest illuminance value of the environment where the lighting device is located.
6. The method for evaluating the energy availability of an environmental apparatus according to claim 5, wherein the influencing factor weight matrix in step S2 is the influencing factor weight matrix A of the lighting apparatusIllumination device：
AIllumination device＝(a′1，a′2)
a′1+a′2＝1
The comprehensive factor evaluation matrix in step S2 is the comprehensive factor evaluation matrix B of the lighting apparatusIllumination device：
BIllumination device＝AIllumination deviceRIllumination device＝(b′1，b′2)
Figure FDA0002291271300000041
Figure FDA0002291271300000042
Wherein, b'1Is the overall useful performance influencing factor coefficient, b 'of the lighting device'2Is the comprehensive non-utility performance influencing factor coefficient, a 'of the lighting equipment'1Weight, a ', of a number of people influencing coefficient of a lighting device'2Is the natural light intensity of the lighting device influencing factor weight.
7. The method for evaluating the energy availability of an environmental device according to claim 6, wherein the step S3 is as follows:
if b'1If the value is larger than the set value of the lighting device, the lighting device energy usage is valid, and the time te for the lighting device energy usage to be valid is countedIllumination device；
The specific steps of step S4 are as follows:
Figure FDA0002291271300000043
ηillumination deviceEvaluation of the integrated energy availability for a lighting device, tIllumination deviceThe total time the lighting device is on.
8. The energy availability evaluation method for environmental equipment according to claim 1, characterized in that: the setting values in step S3 include the setting values of the air conditioning equipment and the lighting equipment, both of which are 0.6.
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