An existing office building has a 20-year old chiller that uses CFC-11. An owner

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试卷: LEED v4 OM模拟题C卷英文[查看]
An existing office building has a 20-year old chiller that uses CFC-11. An owner is considering pursuing LEED O+M certification. What statement is true about the project\'s ability to earn certification?
某既有办公建筑有一个使用了20年的采用CFC-11的冷水机组。业主正在考虑申请LEED O+M认证。关于项目获得认证，以下哪项陈述为正确的？
A: The owner must replace the chiller to earn LEED certification 为取得LEED认证，业主必须替换这个冷水机组
B: The owner will not be able to achieve a Platinum level certification 业主不能获得铂金级的认证
C: The owner can implement a phase-out plan to earn LEED certification 业主可以指定逐步淘汰计划来获得LEED认证
D: The owner can leave the existing system in place if the annual leakage is reduced to 5% or less 若能将每年的泄漏率降至5%或者更低，业主可以保留这个系统

参考答案: C

本题解释:
选择C，本题解释A.Replacement is not always required. If a third party audit shows that the simple payback for the new system would be more than 10 years the system does not have to be replaced.
B.The project could still achieve any level of certification. C.
Existing buildings that have CFC based systems are still eligible for certification. A phase out plan must be implemented.