3.2. PM(Preventive Maintenance)
3.2.1. What is the PM?
"Preventive Maintenance is a scheduled program of regular inspection, adjustments, lubrication, or replacement of warm or failing parts in order to maintain an asset's function, and efficiency (Ryan Cruzan, 2009)
Preventive Maintenance is the task that we perform to keep buildings in good condition. So Preventive Maintenance includes task
building
Amount of equipment
Size of equipment
Age of equipment
Annual PM expenditures
for equipment
system characteristics
Mean Time to System failure(MTSF) with and without preventive maintenance
Steady-state availability with and without preventive maintenance
Steady-state busy period with and without preventive maintenance
Profit analysis in steady-state with and without pre
abstract (초록)
With recent rapid advancement of BIM technologies, recognized research work for
Utilizing BIM has been conducted for increasing construction efficiency. However,
most of the previous studies were limited to reflect that why applying BIM is
difficult. This study compares the efficiency of BIM according to the type of public
buildings. Because public buildings are built a lot
Ⅰ. Introduction
1. Study background and objectives
Recently, due to environmental pollution and climate change, attention to environment is more growing than ever. Especially, buildings form 40% of energy and resource consumption, 30-40% of carbon dioxide emission, 20-25% of waste discharge, 17% of water consumption, and 25% of wood consumption, so buildings are mainly responsible for
What’s Business Intelligence(BI) ?
Set of applications and technologies of approaching, gathering, storing, analyzing data for quick and correct decision-making.
It includes
{data mining, data base& data warehouse, statistic analytics, prediction etc}
“An umbrella term to describe concepts and methods to improve business decision making by using fact-based support systems."
Each countries
Green Building Policy
U.S.A
Mandatory zero energy building that nonresidential(2025) and residential(2020).
ENGLAND
Building Research Establishment Environmental Assessment Method
E.U
Directive for energy performance
of Building
JAPAN
Mandatory zero energy building that nonresidential(2025) and residential(2020).
조직 변화의 가장 일반적인 형태는 자동화이다. 이는 그들의 업무를 좀 더 효율적이고 효과적으로 수행할 수 있도록 지원한다. 또한 서서히 조직이 변화하는 것을 추구하며 그에 따른 보상이나 위험도도 낮다. 이러한 자동화의 예로는 급여 계산이나 은행의 출납계에서 고객 예금 기록에 신속한 접근
maintenance cost. G market is currently using this hybrid server mainly on customer information part and planning to adopt this server to other parts.
2.2 TMX5000
G market uses a device named “TMX 5000” located on the front side of web application server. This device accelerates SSL speed, balances the server load, and conducts security function at the same time. It is very important for t
멤버 메소드
public void onCreate(Bundle savedInstanceState)
- 액티비티 생성시 컴포넌트 제어 변수 할당 및 각종 컴포넌트 동작확인을 위한 리스너 할당
public void onClick(View v)
- 각 버튼을 클릭했을 때 동작 설정
public void Login()
- 트위터 로그인을 위한 외부 인터페이스, oAuth 인증사용
public void GetLa