Demand Management mindmap - Tài liệu tham khảo | Đại học Hoa Sen
Demand Management mindmap - Tài liệu tham khảo | Đại học Hoa Sen và thông tin bổ ích giúp sinh viên tham khảo, ôn luyện và phục vụ nhu cầu học tập của mình cụ thể là có định hướng, ôn tập, nắm vững kiến thức môn học và làm bài tốt trong những bài kiểm tra, bài tiểu luận, bài tập kết thúc học phần, từ đó học tập tốt và có kết quả
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DEMAND MANAGEMENT Definition
Demand management: The creation across the supply
chain and its markets of a coordinated flow of demand.
Link to other function: Procurement & Purchasing,
Production, Transportation, Distribution, Sale, Inventory.
Estimate and manage customer demand => shape operating decisions:
Better than just forecasting
Intergration of demand and supply
Improves communication, coordination, collaboration
Improves basic supply chain flows Why important: Maximize revenue Optimize cash Control cost
The bullwhip effect: The small changes in demand => A whip-like effect upstream.
Demand Supply Intergration
DSI (or Sales & Operation Planning):
Lee’s Uncertainly Matrix:
DSI – Across the SC: DSI (or S&OP) control supply and
demand from Retailer to Manufacturer and Supplier: Demand Forecasting Techniques:
Qualitative: Expert opinions, Market research,…
o Methods: Executive Opinion, Delphi Method,
Sales Force Estimates, Consumer Surveys.
Qualitative: Simple Moving Average, Weighted Moving Average.
o Analyse and assess the situation
o Establish forecasting model and statistical forecast o Post-forecast
o Methods: Naive Approach, Moving Averages,
Exponential Smoothing, Trend Projection. Demand (sales) forecasting:
Helpful in make-to-stock situations, make-to-order situations. Process:
Three basic types: Judgmental, Time series, Cause and effect (associative) Issuses:
o An inappropriate technique → reduce forecast accuracy.
o Accuracy leads to important logistical implications.
o Software unable to completely eliminate forecast errors.
Demand (material ) forecasting: Determined demand:
Identifying department materials requirement:
o Purchase requisition (Internal document): Department name, …
o Table of materials demand estimation: N = Q x M
Summing up the company materials requirement:
o Supply department will be received purchase
requisition then check the accuracy and
completeness each type of material data.
o To build up the table of total company material demand Total materials demand: Role:
o No accurate data on production plan and raw material uses for production.
o Prepare a material supply plan
o Calculate the amount of necessary materials reserve