DEMONSTRATION SITE: SHINKAWA JAPAN Description of building: Shinkawa building ) Location: TOKYO – JAPAN ) Type of building: Office building ) Year of construction:1988 Winter -Renewal :2003 ) Size: 5400 m2 (Heating & Cooling conditioned floor) ) Contacts: • K,KAMITANI [email protected] Description of HVAC system 冷房：氷蓄熱槽 暖房：温水槽 Ｔ Ｔ 温度センサ BH P- 1 Ｆ Ｗ Ｗ Ｗ Ｔ Ｔ Ｗ B HP -2 H Ｔ Ｔ A HU ×８フロア Ｗ Ｗ FC U Ｆ BP -1 , 2 C HP -1 , 2 Ｗ H P- 1 ,2 Ｔ Ｔ Ｔ Ｔ Tonetsu shinkawa Bild. Moniter (Guard room) Ｗ Tonetsu Group Controll Center Door Crime prevention system Door Ｗ 電力量計 Ｗ Ｔ Ｆ Ｔ Ｆ 流量計 158kW×２台 Ｔ Plant level • 1 Air-Source Brine Heat Pump(158kW×2) • 2 Ice Thermal Storage Tank(64m3×2,IPF=8%) (Also used heating water in winter.) • 3 AHU/CAV on each floor FCU for perimeter zone. • 4 VWV system W/2-way control valves. Zone level • AHU & Fan Coil Unit Network controller A central supervisory system Communication cable ADSL modem Network controller Network controller for AC Network Network controller controller for AC A central supervisory system VPN router VPN router Internet ADSL modem BEMS system • Brand: Original(EASY Net-1000) • Size: 800 points • Local controller: Original(EASY Net-10) • Supervisor: Design Insight An emergency board Commissioning project Objectives: Renewal of BAS/BEMS and automatic controls • Evalution and practice of commissioning • Energy saving • BEMS assisted tools Type of Commissioning: • Re Commissioning Phases concerned: • All phase Target users: • Building owners Tools and methods tested Manual tools Commissioning process controls by MQC and check lists 1. Equipment ledger 2. Graphical analisys (Trend Graphic) 3. Conpare Resalts data with deal value GJ/日 データの期間 1989年04月01日～1990年03月31日 データ数 365件 30 夜間移行率 ８１％ ９３％ 25 設計最大負荷 20.6GJ/日 20 昼 206 昼 71 夜 872 夜 1010 昼 15 最大 10 夜 5 夜間電力蓄熱量 9.2GJ/日 0 0 50 100 150 200 250 300 350 BEMS assisted Automatic Cx Tools NEDO year end report ％ The first year (In January - March) March) 1. Primary energy Consumption analisys About 10% 100 Borderline 9.5％ Average 20 (The past data) Before 40 35 30 25 20 15 10 2500 (Numerical value in the application) Result 外気温 After 1995 2000 1748 Primary energy consumption quantity actual results value comparison 1508 1500 1454 1423 1405 90 91 92 1200 1419 1742 120% 100% 80% 60% 40% 20% 0% 2. The comfortableness evaluation of the indoor environment 入居率 40 一次エネルギー消費量[MJ/㎡･年] 60 平均外気温度[℃] 80 入居率 1914 1865 1474 1334 1000 500 0 88 89 熱源機器 空気搬送系 系列7 93 94 年度 水搬送一次系 照明ｺﾝｾﾝﾄ 95 96 97 98 99 00 水搬送二次系 その他 Practical experiences Users interview Occupant Interview Operator Interview There is a cold place by the place with the hot • place 【 indoor temperature 】. • • The control of indoor temperature is difficult. (There are many partitions between the insides.) Some technical equipments are not accessible Cx actions ・The optimisation of the operation of the heat source system ・Control of saving energy of the building ・Installation review and verification of the sensors and actuators Cx Recommendations 1 Design Review Collation confirmation with the design specification of the selection machine 2 Installation Review and Verification While a tenant continued business activities, the verification of the process control and the control of execution was done to the condition that construction was carried out. 3 Installation Review and Verification with BEMS The test verification of control logic 4 Measurement Verification with BEMS ・Relative comparison with the standard thermometer of the temperature sensor ・The performance verification of the machine ability 5 Forced Response Testing and Analysis An unusual value detection test 6 Documentation Design Drawing、Manufacture Specifications
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