Energy and environmental performanceEX-015

Primary-air blower replacement at Huixian

Huixian Shanshui Cement · Huixian, Henan, China · 2019

Use this record when

The decision this case can inform

Compare blower upgrades at equivalent flow and pressure before transferring energy claims.

Evidence scope

Company submission hosted by the Clean Energy Ministerial; not independently verified by hosting. Results apply only to the stated equipment, conditions and observation period.

Source-supported facts

What the public record actually establishes

2 sourced points
  1. F1

    Energy monitoring and equipment/process changes included a primary-air blower replacement.

  2. F2

    The company reports 24.15% power savings for the replaced blower in 2019.

Structured interpretation

Facts and reported results are kept separate from the lesson a plant may choose to test.

01

Operating context

The site targeted energy use across clinker production.

02

Intervention or finding

Energy monitoring and equipment/process changes included a primary-air blower replacement.

03

Documented result

The company reports 24.15% power savings for the replaced blower in 2019.

04

Plant interpretation

Compare blower upgrades at equivalent flow and pressure before transferring energy claims.

05

Transfer boundary

Company-submitted report hosted by CEM, not independent verification of this blower result. The percentage is equipment-specific; unclear aggregate energy and carbon figures are omitted.

Before applying the lesson

Questions to verify at your plant

These are decision checks, not operating instructions. Resolve them through local risk assessment, technical review, and authorization.

  1. 01

    Verify blower operating point, metering period and comparable airflow/pressure.

  2. 02

    What equipment, materials and operating conditions differ at your plant?

  3. 03

    What baseline and follow-up evidence would establish whether this change works locally?