Question 1

What are the challenges facing enterprises in building photovoltaic?

Options :

A : Distributed power plants cannot be managed in a unified manner.

B : Unable to make full use of roof area

C : High efficiency modules are not available

D : Poor development quality of PV power plants and many faults

E : Hidden safety hazards of power station system

Answer: A,B,D,E

Question 2

What are the levels of partner specialist certification?

Options :

A : HCSA

B : HCSP

C : HCSE

Answer: A,B,C

Question 3

How much energy yield does Huawei optimizer's module-level optimization technology increase by reducing the mismatch impact?

Options :

A : >50%

B : 1~5%

C : 5~30%

D : >30%

Answer: C

Question 4

As we all know, Huawei measured the performance on usable capacity of the battery pack optimizer after the construction of a power station in Tangshan. At that time, what is the improved ratio in the average discharged capacity of the enabling optimizer compared with the forbidding optimizer?

Options :

A : 2 - 2.5%

B : 5 - 10%

C : 1 - 1.5%

D : 0.3-0.5%

Answer: B

Question 5

Which of the following is not a feature of the residential PV+ESS on-grid scenario?

Options :

A : Grid-connected residential PV+ESS system

B : Composed of PV and ESS systems

C : Unstable mains or frequent power outages

Answer: C