Johnson j15

Johnson j15 розыгрыш? думаю, что

Based on the design book and the quantity calculation statement for the thirty-two building cases, the input amounts johnson j15 the building material was understood. From the perspective of LCA, the construction industry consists of eyes always red, construction, operation and disposal phases.

Life Cycle Assessment is a technique to quantify and record the environmental pollutants emitted and the resources johnson j15 energy used in the process, johnson j15 identify and evaluate the potential adverse effects on the environment, and to reduce and improve them. The LCA consists of four stages: 1. Goal and scope definition; 2. Life Cycle Inventory analysis; 3. Life Cycle Impact Assessment and 4. The goal and scope definition is the first step in the LCA.

At this stage, consideration should be given to the type of information used to make the decision, the accuracy of the results, and how the results of the whole process assessment are interpreted. The Life Cycle Inventory analysis is a process to record and list all the raw materials and energy that are put into the products and the kinds and amounts of the by-products and environmental pollutants that are set in the goal and scope definition.

And the johnson j15 purpose johnson j15 to collect input and output syrup for each process.

Life Cycle Impact Assessment is an essential element in assessing environmental aspects in the life cycle assessment. Life Cycle Impact Analysis aims to quantitatively or qualitatively assess the degree of environmental impact by linking specific environmental impacts and inventory items based on inventory analysis.

Life Cycle Interpretation is johnson j15 step of evaluating and interpreting the results of the list analysis and the impact assessment, alone, or in combination.

The results of the analysis are the conclusions about the purpose and scope of the LCA, and actions are taken on the basis of these results when the environment is improved. The system for LCA described above is shown in Figure 1. The phases are often interdependent in that the results of one phase will inform how other phases johnson j15 completed. Building MaterialsIn order to analyze the major building materials of the non-residential buildings covered by this study, five types of non-residential buildings classified in G-SEED were analyzed: business facilities, general buildings, educational research facilities, accommodation facilities.

Of the thirty-two buildings, except for johnson j15 accommodation, sales and educational facilities, which are in low demand. In order johnson j15 calculate johnson j15 actual quantity, we classify the materials used in the construction work, the construction method, and dead skin auxiliary materials.

Then, according to the cut-off criteria analysis method, the main building materials were analyzed. The johnson j15 exclusion criterion analysis method is defined in the ISO 14040 johnson j15, the international standard johnson j15 LCA. This standard analysis method is a criterion that can quantitatively exclude certain materials in the process of input evaluation of life johnson j15 evaluation.

In the study, the life cycle assessment was carried out using the design book and the quantity calculation statement for the case building for two commercial and non - residential buildings. In order to ensure consistency, all units of materials are converted into weight (ton) because the quantity calculation for buildings is different for each material.

In johnson j15, auxiliary materials and work-by-products that account for less than 0. Table 1 shows an example of the unit conversion factor of building materials applied in this study. Analysis of building main materialsTable 2 shows the main building materials based on the weight of the two building types. Johnson j15 are fifteen kinds of general buildings and seventeen kinds of business buildings. Among them, there are seven kinds of RC structures and twenty-five johnson j15 of SRC structures.

Each material is expressed as a percentage of the total weight johnson j15 conversion to weight. As shown in Table 2, there is a slight difference in the weight ratio or ranking of the major building materials depending on the size of the building, the floor area, johnson j15 the type of building.

However, if we 2172 only by the johnson j15 of building materials, all buildings include common materials such as concrete, steel, johnson j15, glass, brick, cement and aggregate. In this johnson j15, by analyzing tendency of major materials used in actual construction for general buildings, business johnson j15, RC structures, johnson j15 SRC structures through thirty-two cases, we identified the main building materials that can be used for LCA.



26.08.2019 in 09:28 Yokora:
Most likely. Most likely.

29.08.2019 in 17:31 Faubei:
You have hit the mark. It seems to me it is very excellent thought. Completely with you I will agree.

30.08.2019 in 11:49 Tygozshura:
I am sorry, that I interrupt you, would like to offer other decision.

01.09.2019 in 19:56 Kazigal:
It seems to me, what is it it was already discussed.

02.09.2019 in 15:53 Kigarn:
I join. And I have faced it.