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Hunan Xinwufeng Group Pig Farm Diesel Generator Project

Update Time:2026/8/18 10:22:32
Hunan Xinwufeng Group Pig Farm Diesel Generator Project
Hunan Xinwufeng Group Pig Farm Diesel Generator Project

Hunan Xinfengfeng Group Pig Farm Diesel Generator Project — Case Study

Hunan Xinwufeng Group Pig Farm Diesel Generator Project
— From "Power Outage = Mass Mortality" to "Unattended Zero-Downtime" Pig-Supply Assurance Practice
Case Study · Backup Power Standardization for Large-Scale Swine Farms

1 Client Background & Pre-Engagement Situation

Hunan Xinwufeng Co., Ltd. is a state-owned listed swine enterprise under Hunan province, with a breeding sow capacity exceeding 270,000 heads and annual output surpassing 3 million heads. It operates numerous modern, intelligent pig farms — including Yongzhou Chuwang, Hengyang Aggregation Zone, Wangcheng Quanxin, and Xinhua Building-Style Pig Farm — where environmental control, feed lines, drinking water, deodorization, and wastewater treatment all rely entirely on grid power.

Before we engaged, Xinwufeng's backup power across farming bases exhibited the classic "scattered, chaotic, risky" pattern:

  • Fragmented equipment sources: Each farm procured generators from local small vendors independently. Brands were mixed (Yuchai, Weichai, unknown brands), power ratings were inflated, and units couldn't handle simultaneous startup of fans and water pumps.
  • Manual switching: Most sites only had manually-started units. During nighttime outages nobody entered the site, and by the time patrol staff noticed, pig houses had already suffered 20+ minutes of heat stress or cold shock.
  • High corrosion failure rate: In the high-humidity, high-ammonia pig-farm environment, standard control cabinets rusted and tripped within 6–8 months. Legacy sites like Chuwwang required emergency repairs over a dozen times per year.
  • Environmental & biosecurity pressure: Open-frame units produced black smoke and loud noise, triggering complaints from nearby villages. Exhaust backflow also posed a biosecurity threat.
  • No pre-procurement standards: Branch companies placed orders expecting delivery in 20 days, but supplier quality varied wildly and there was no unified acceptance checklist.

2Tender Purpose & Bidding Process

2.1 Tender Purpose (2021 Annual Centralized Procurement of Diesel Generator Sets for Farms)

  • Transform the previous "each-farm-buys-its-own" model into a "corporate-level annual centralized procurement with designated suppliers and unified standards."
  • Cover all distribution rooms across provincial subsidiaries; complete delivery + installation + commissioning within 20 days of order placement.
  • Look beyond low price; rigorously evaluate: manufacturer/OEM authorization, 6+ livestock/industrial project references in the past 3 years, inspection reports within 2 years, and after-sales service system.
  • Address farm-specific requirements: corrosion resistance, silent operation, ATS auto-start, remote monitoring, and environmental compliance.

2.2 Bidding Process

  • The tender was publicly announced and managed by Hunan Zhonglongrui as the procurement agent. A pre-qualification round eliminated traders lacking manufacturer authorization and farm-project references.
  • The technical bid was scored on: ① Tiered configuration by farm load (100/300/400/500 kW) ② ATS + cloud monitoring inclusion ③ Corrosion-proof & silent design ④ 20-day delivery and in-province 4-hour response commitment.
  • The commercial bid was evaluated within a control price of RMB 2.886 million. Our company (example entity: XX Power/Electrical Co.) achieved the leading comprehensive score with "farm-specific generator sets + standardized site delivery + SLA-based operation & maintenance," entered the winning candidate list, and was awarded a designated-supplier slot.
  • Post-award, a "master framework + batch orders per farm" contract was signed — not a one-off transaction.

3Post-Award Objectives

The client's goal was not simply "buying a few machines" but establishing a "standardized backup-power foundation for all pig farms province-wide":

  • Any new farm entering operation → automatically adopts the standard model and equipment-room blueprint.
  • Any legacy farm being retrofitted → follows a unified acceptance checklist.
  • Any power-outage event → the branch-company dashboard shows which unit started, what load it carries, and how much fuel it consumes.

4Why They Found Us (Differentiation & Trust Factors)

1. Proven livestock track record: We had already delivered 300 kW / 400 kW Yuchai corrosion-resistant silent units to similar large-scale pig farms — not just generic industrial projects.

2. Deep understanding of farm operating conditions: We could articulate details competitors couldn't — fan startup inrush current, ammonia corrosion of control cabinets, noise-induced sow restlessness.

3. Early free technical assistance: When a Hengyang contract farm faced an environmental inspection, we provided a free "exhaust redirection + acoustic enclosure + negative-pressure ventilation" remediation plan that helped them pass the audit.

4. Centralized-procurement delivery capacity: With a warehouse in Changsha stocking Yuchai/Shangchai mainstream units and ATS cabinets, we could deliver "on-site in 18 days, powered and commissioned in 20 days."

5. Willingness to manage O&M: We committed to giving the branch company "one dashboard to manage all farm power generation" rather than disappearing after the sale.

5Our Proposed Solutions & Recommendations

We did not sell "equipment" — we sold "uninterrupted-power capability."

Dimension Solution Proposed to Xinwufeng Pain Point Addressed
Model Standardization Tiered by farm type: contract farms 100–200 kW / sow farms 300 kW / building-style farms 400–500 kW; all Yuchai Tier-3 + turbocharged, with 20% standby-power margin. Eliminated inflated ratings; fans and pumps start simultaneously without tripping.
Farm-Specific Modification IP54 sealed control cabinet + epoxy anti-corrosion frame + three-stage dust-proof air filter + exhaust pipe extended 15 m outside the farm with high-altitude discharge. Resists ammonia corrosion, prevents dust ingress, protects biosecurity.
Auto-Start & Monitoring Every unit equipped with ATS (auto-starts 3–8 s after grid loss) + IoT module (oil pressure / water temp / location / fuel consumption pushed to the cloud) + branch-company master dashboard. Unattended nighttime operation with zero pig mortality.
Silent & Eco-Friendly Silent canopy ≤ 75 dB at 7 m; DPX exhaust after-treatment; equipment room with explosion-proof ventilation and oil-water separation. Passes environmental assessments, avoids neighbor complaints, no black smoke.
Delivery Standard Factory-supplied "Farm Acceptance Package": load-test report + noise test + ATS switching video + on-machine operation SOP. Eliminates acceptance disputes on-site.
O&M Mechanism Quarterly inspections + pre-rainy-season air-filter replacement + annual load-run drill + 4-hour on-site故障 response (spare parts in Changsha / Hengyang / Yongzhou). Shifts from "repair after failure" to "proactive risk elimination."

6Implementation & Execution

After the framework award, here is how we executed on the ground:

  • Step 1 — Inventory & risk mapping: Within 2 weeks we audited 23 on-site generator sets and produced a "Power-Supply Risk Rating Table" for each farm, prioritizing Chuwwang, Quanxin, and the Hengyang Aggregation Zone.
  • Step 2 — Pilot标杆 farm: Selected Yongzhou Chuwwang Sow Farm as the pilot for 2×300 kW corrosion-resistant silent units + ATS, with branch-company material and farm-manager staff witnessing a live 0–8 s switchover drill.
  • Step 3 — Phased batch delivery: Aligned with new-farm commissioning schedules; each batch followed a closed loop of "arrival → lift & place → ATS联动调试 → 30-min load run → cloud onboarding → farm-manager sign-off," all within ≤20 days.
  • Step 4 — Personnel empowerment: Trained every farm electrician on the "Seven-Step Inspection Method + ATS manual forced-switch + cloud dashboard," with laminated quick-reference cards issued on-site.
  • Step 5 — Redeployment & retirement: Retired small open-frame units from old farms were bought back and redeployed to temporary construction sites, keeping them out of livestock areas.
  • Step 6 — Monthly reporting: Submitted a "Generation Hours / Auto-Start Count / Top-3 Failure Modes / Fuel Analysis" report to headquarters to support procurement review.

7Final Results (Quantified Value)

0
Mortality incidents caused by grid outage during cooperation period
<2%
Unplanned downtime rate (down from ~15% pre-engagement)
100%
New units passing environmental & biosecurity inspection
↓12–15%
Reduction in total backup-power TCO vs. pre-procurement
  • Supply assurance: During the cooperation period, all farms under the centralized procurement framework recorded zero mortality incidents attributable to grid power loss. The longest single autonomous run was 11 hours (during a storm-induced blackout) without affecting farrowing-room temperature control.
  • Failure rate: Unplanned unit downtime dropped from approximately 15% pre-engagement to below 2%; control-cabinet corrosion repairs were eliminated entirely.
  • Compliance: All newly installed units passed local environmental and epidemic-prevention inspections; zero pig-farm generator complaints were filed.
  • Efficiency: The branch-company dashboard monitors 40+ units in real time; settlement and redeployment went digital — farm staff no longer fill out paper generation logs.
  • Cost: Through framework pricing + internal redeployment + load-based model selection, the comprehensive backup-power TCO (fuel + maintenance + rental substitution) was reduced by approximately 12%–15% compared with the pre-procurement baseline.
  • Continued partnership: From the 2021 annual procurement designation, cooperation extended to subsequent new farms (Quanxin, Xinhua Building Farm, Qiyang Finishing Barn) for capacity expansion and repeat purchases, earning us the status of "Preferred Supplier for Farm Backup Power."
"In the past, every thunderstorm kept me awake — I was terrified the night patrol would miss a power outage. Now my phone pings 'Chuwang #2 Unit Auto-Started — 78% Load' and I can sleep soundly. This is the level of power assurance a state-owned pig farm deserves." — Farm Manager, Yongzhou Chuwwang Sow Farm

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