Refinery & Oil Depot

A Southeast Asian Country Chain Gas Station

Retail Gas Station Quality Control

Key outcomes

Case Study

The customer is a major private chain gas station brand in a Southeast Asian country, with a vast retail network nationwide. With the increase of high-performance vehicles in the market, the enterprise is dedicated to building differentiated competitive advantages by providing "clean fuel."

Stage 1 · Customer Problem

Retail Terminal Quality Control Challenges

As a chain retailer operating across a tropical climate region, the enterprise faces demanding quality control challenges at every link of the supply chain, from refinery dispatch through long-distance transport to the retail forecourt.

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Supply Chain Contamination

During long-distance transport from the refinery to the stations, tanker trucks often contain rust and impurities. Tropical heat and humidity accelerate condensation and corrosion inside transport vessels.

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Brand Reputation Risk

If consumers fill up with unclean fuel causing engine failures, it would have a significant impact on the chain's brand reputation across the entire retail network.

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Industry Competition

Fuel quality in the market varies significantly, and the customer urgently needs a visualized "high-standard quality control" means to differentiate its retail offering.

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Fueling Machine Maintenance

Impurities in the fuel cause frequent replacement of internal filter cartridges in fueling machines and wear the flow meters, leading to inaccurate metering and higher maintenance costs.

Stage 2 · Fuel Analysis · NEW

Pre-Filtration Fuel Condition Assessment

On-site sampling at retail forecourts confirmed multi-link secondary contamination: tanker-truck rust, transport condensation, and storage-tank sediment combined to push contamination well above acceptable retail standards.

IndicatorBefore FiltrationAfter FiltrationRetail Target
ISO 4406 Cleanliness20/18/1514/12/9≤17/15/12
Free Water (ppm)15025≤50
Visual AppearanceSlightly hazy with trace particlesClear & transparentClear & bright
TAN (mgKOH/g)0.150.08≤0.10
Particle CompositionRust & transport debris<4µm organic onlyNo hard metal particles

Rust particles confirmed tanker-truck and storage-tank contamination as the primary source, compounded by tropical-climate condensation increasing free water content.

Stage 3 · Solution

JY-40RT Retail Terminal Filtration System

Jingyuan customized 40 sets of 40m³/h ultra-high-flow filtration systems for the project. For the flammable and explosive nature of gasoline, a complete explosion-proof system and dedicated seals are equipped. The 40m³/h flow rate matches the unloading speed of large-capacity tanker trucks without affecting gas station operational efficiency.

Model
JY-40RT Retail Terminal Skid
Flow Rate
40 m³/h
Membrane
Jingyuan® Polymer Rigid Composite
β Value
β₄ ≥ 1000 (ISO 16889)
Operating Pressure
0.2–0.5 MPa
Regeneration
Gas-pulse regeneration (brief 5-15 min safety pause)
Explosion-Proof
Exd IIB T4 (gasoline-rated seals)
Deployment
40 sets across core terminals
Stage 4 · Results

Retail Terminal Quality & Operational Performance

40
Core terminals deployed
Complaints reduced
Maintenance cost down
Single-store revenue up
MetricBefore DeploymentAfter Deployment
Fuel visual claritySlightly hazy with trace particlesClear & transparent, no visible impurities
Customer complaintsEngine failure complaints frequentSignificantly decreased
Fueling machine maintenanceFrequent filter & flow meter replacementMaintenance costs significantly reduced
Brand positioningQuality indistinguishable from competitorsRepresentative of "high-quality fuel"
Single-store revenueBaselineSignificantly increased

The enterprise successfully elevated its fuel cleanliness to a higher level, becoming the representative of "high-quality fuel" in the market with single-store revenue significantly increased.

Stage 5 · Lessons Learned · NEW

Key Takeaways from Retail Terminal Quality Control

Visualized Quality Control Builds Brand Premium

Differential pressure monitoring at each retail terminal provides visualized assurance that fuel entering customer tanks has undergone strict purification. This visible "high-standard quality control" is the key to obtaining high-standard fuel certification and improving brand competitiveness in a homogenized retail market.

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Multi-Link Secondary Contamination Demands Terminal Filtration

In a tropical climate, contamination accumulates across multiple supply-chain links: tanker-truck rust, transport condensation, and storage-tank sediment. Relying solely on refinery-side control is insufficient; retail-terminal filtration barriers are essential to protect both fueling machines and end-consumer engines.

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Gas-Pulse Regeneration Sustains Retail Unloading Speed

The 40m³/h flow rate must match the unloading speed of large-capacity tanker trucks without disrupting station operations. Gas-pulse group-switching regeneration keeps cartridges functional across high-turnover retail cycles, reducing fueling-machine filter replacement and flow-meter wear while maintaining metering accuracy.

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Customer feedback

Quality is our calling card. Through our partnership with Jingyuan, we established high-standard filtration barriers at 40 core terminals. This is not just a filtration system, but our commitment to customers: to provide them with clean fuel. Our fueling machine maintenance costs have been significantly reduced, and brand trust has notably improved.

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