LCA ENVIRONMENT ASSESSMENT METHOD

• Main Author: HARADA YUKIAKI
• Format: Patent
• Language: English; Japanese
• Published: 07.06.2023
• Subjects: CALCULATING; COMPUTING; COUNTING; DATA PROCESSING SYSTEMS OR METHODS, SPECIALLY ADAPTED FORADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORYOR FORECASTING PURPOSES; PHYSICS; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE,COMMERCIAL, FINANCIAL, MANAGERIAL, SUPERVISORY OR FORECASTINGPURPOSES, NOT OTHERWISE PROVIDED FOR

To provide a simple and rapid environment assessment method for LCA.SOLUTION: The present invention is directed to a LCA environment assessment method having means for generating a process flow chart in a system boundary formed of a plurality of processes, means (inventory amount calculating means) for calculating an inventory amount in each process, means (process-unit operation degree environment stress factor amount calculating means) for an environment stress factor amount per unit operation degree of each process by using the inventory amount calculated by the inventory amount calculating means, means (process operation degree calculating means) for calculating a process operation degree based on an input and an output in each process, and means (system boundary internal environment stress factor amount calculating means) for calculating an environment stress factor amount in the system boundary by using the process unit operation degree stress factor amount calculated by the process unit operation degree environment stress factor amount calculating means and the process operation degree calculated by the operation degree calculating means.SELECTED DRAWING: Figure 1 【課題】LCAの簡単で迅速な環境影響評価方法を提供する。【解決手段】本発明は、複数のプロセスから構成されるシステムバンダリにおいて、プロセス流れ図を作成する手段、各プロセスにおけるインベントリ量を求める手段（インベントリ量算出手段）、前記インベントリ量算出手段で求めたインベントリ量を用いて各プロセスの単位稼働度あたりの環境ストレス因子量を求める手段（プロセス単位稼働度環境ストレス因子量算出手段）、各プロセスにおける入力および出力をもとにプロセス稼働度を求める手段（プロセス稼働度算出手段）、および前記プロセス単位稼働度環境ストレス因子量算出手段により求めたプロセス単位稼働度環境ストレス因子量と前記稼働度算出手段により求めたプロセス稼働度とを用いてシステムバンダリにおける環境ストレス因子量を求める手段（システムバンダリ内環境ストレス因子量算出手段）を含むＬＣＡ環境影響評価方法である。【選択図】図１