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High-Precision Custody Transfer & Gas Conditioning

Custom Natural Gas Metering Skid Suppliers & Factories for the Brazil Market

High-reliability, fully skid-mounted custody transfer, pressure reduction, and flow metering solutions engineered to ANP/INMETRO compliance, ASME, and AGA standards for Brazil's expanding energy infrastructure.

Gas Processing & Conditioning Systems

Core Gas Treatment & Metering Series

Integrated modular skids tailored for upstream gas gathering, midstream transport grids, and downstream industrial distribution across Brazilian states.

Market Dynamics & Industrial Demand

Brazil's Natural Gas Evolution: The Drive for Precision Metering

Understanding the regulatory, operational, and infrastructural shift powering Brazil's booming natural gas marketplace.

The Federative Republic of Brazil is undergoing an unprecedented structural transition in its natural gas industry. Catalyzed by the enactment of the *Nova Lei do Gás* (New Gas Law - Federal Law No. 14,134/2021) and the rapid opening of the open-access transport regime, Brazil has shifted from a state-dominated monopoly toward a competitive, multi-operator ecosystem. This regulatory breakthrough has paved the way for diversified natural gas producers, independent shippers, LNG terminal operators, and non-regulated free consumers (*consumidores livres*) across major industrial states such as São Paulo, Rio de Janeiro, Bahia, Minas Gerais, and Espírito Santo.

With monumental offshore production surging from the Santos and Campos Basin Pre-Salt (*Pré-Sal*) offshore reservoirs, immense volumes of associated gas must be collected, sweetened, dehydrated, and accurately measured before entering the national interconnected transport grid managed by transport system operators such as TAG (Transportadora Associada de Gás), NTS (Nova Transportadora do Sudeste), and TBG (Transportadora Brasileira Gasoduto Bolívia-Brasil). In this hyper-dynamic trading and transportation environment, custody transfer precision is not simply a technical requirement—it is the direct financial bedrock of contractual settlement, royalty auditing, and fiscal accountability.

01

Pre-Salt Gas Production Expansion

Offshore FPSOs and onshore gas processing units (UPGNs like Gaslub Itaboraí and Caraguatatuba) demand heavy-duty, high-pressure metering skids built to withstand continuous operational throughput with zero margin for measurement error.

02

New Gas Law & Free Market Access

Bilateral trading between private power plants (UTEs), ceramic complexes, steel mills, and chemical plants requires localized city gate stations and custody transfer units with integrated gas chromatographs and remote telemetry.

03

Biomethane & Decarbonization Grids

Brazil's sugar and ethanol sector is accelerating agricultural biomethane production. Injecting upgraded biomethane into local concessionaire grids (Comgás, Naturgy, Gasmig, Bahiagás) requires modular, intelligent metering stations.

As Brazilian industrial clusters seek cost-efficient energy transition pathways to replace fuel oil and coal with natural gas, the installation of custom skid-mounted Pressure Regulating and Metering Stations (PRMS / *Estações de Regulagem e Medição de Pressão - ERMP*) and City Gate Skids has become paramount. Custom Natural Gas Metering Skid suppliers must address Brazil's unique ambient humidity, coastal salinity, high ambient temperatures, and strict regional metrological compliance mandates.

Technical Architecture & Engineering Integrity

Engineered for Harsh Conditions & Metrological Rigor

Custom fabrication adhering strictly to ANP/INMETRO Joint Resolution No. 1 and international standards.

Compliance with ANP / INMETRO Regulations

In Brazil, natural gas custody transfer and fiscal measurement systems are governed by the rigorous *Portaria Conjunta ANP/INMETRO nº 1/2000* (and subsequent updates). Our engineered metering skids integrate dual or multi-run metering runs (N+1 redundancy) equipped with advanced multipath ultrasonic flow meters (AGA-9), Coriolis mass flow meters (AGA-11), or precision orifice plates (AGA-3 / ISO 5167) that guarantee absolute uncertainty levels within ±0.3% to ±0.7%.

Smart Multi-Stage Conditioning

Every metering skid is pre-assembled on a structural carbon steel frame and incorporates multi-stage cyclone separators, coalescing filter-separators, automated liquid blowdown, electrical or indirect water-bath pre-heating systems (to counter Joule-Thomson cooling during massive pressure drops), active-monitor pressure regulation streams, slam-shut safety valves (SSV), and dual online process gas chromatographs for real-time calorific value / Wobbe index calculation.

Key Technical Highlights for Brazilian Applications:

  • Standard Design Codes: ASME B31.8 / B31.3, ASME Section VIII Div 1/2, API MPMS, AGA Reports No. 3, 7, 8, 9, 10, and 11.
  • Explosion Protection: ATEX / IECEx / INMETRO certified Class I, Div 1 / Zone 1 flameproof and intrinsically safe instrumentation.
  • Flow Computers: High-reliability multi-stream flow computers with Modbus TCP/IP, Profibus, and DNP3 protocols for SCADA integration.
  • Corrosion Protection: C5-M marine epoxy paint systems formulated specifically for Brazilian coastal terminals and offshore FPSOs.
  • Complete Skid Testing: 100% Factory Acceptance Testing (FAT), hydrostatic testing, helium leak detection, and NDT X-ray inspection.

Targeted Industrial Use Cases across Brazilian States

1. Thermal Power Plants (UTEs): Gas-to-wire generation facilities located in Rio de Janeiro, Maranhão, and Sergipe require ultra-high capacity metering skids with rapid modulation capability to support sudden load balancing on the National Interconnected System (SIN).

2. Offshore FPSO Topside Skids: Santos Basin deepwater pre-salt platforms necessitate compact, weight-optimized, vibration-resistant skid frames incorporating super duplex stainless steel piping for sour gas handling.

3. Heavy Industrial Clusters (Automotive, Metallurgy, Glass): Industrial parks in the ABC Paulista region, Betim (MG), and Camaçari Petrochemical Hub (BA) rely on custom PRMS skids delivering constant downstream pressure and accurate billing verification.

Manufacturing Strength & Legacy

about huaYan

Xuzhou Huayan Energy Technology Co., Ltd. stands as a premier energy equipment supplier, deeply rooted in the industrial heartland of Xuzhou, Jiangsu Province, China. Our operations are headquartered within a sprawling, state-of-the-art facility covering 91,260 square meters—a dedicated space where innovation is forged and quality is engineered into every product.

Huayan Energy Advanced Manufacturing Plant for Brazil Natural Gas Skids

Xuzhou Huayan Energy Technology Co., Ltd.

Our story is one of enduring expertise. With a heritage of design and manufacturing excellence dating back to 1965, we possess over half a century of institutional knowledge. This longevity is not merely a measure of time, but a testament to our ability to adapt, innovate, and consistently meet the evolving demands of global industry. Unlike assemblers who rely on third-party components, we maintain comprehensive, in-house manufacturing capabilities.

Our vertically integrated production chain includes precision forging, casting, heat treatment, advanced welding, high-precision machining, assembly, and rigorous performance testing. This end-to-end control, augmented by our advanced technical inspection protocols, ensures that every component meets our exacting standards for durability and performance before it ever leaves our facility.

Huayan Energy Quality & Technical Advantage Certification Icon
Engineering & Integration

WHAT WE DO

We do not simply manufacture equipment; we engineer integrated project solutions. Our team of specialized engineers works closely with clients to deliver customized product design and seamless installation services for some of the most demanding sectors on the planet. Our solutions are trusted in applications where failure is not an option, including national defense, aerospace, nuclear power, and petrochemical processing.

Our Guiding Principles

Core Values

Customer First in Brazilian Gas Skid Projects
01

Customer First

We deeply understand our clients' process requirements and deliver tailor-made gas solutions — not just standard products off the shelf.

Technology-Driven Engineering for Brazil Market
02

Technology-Driven

Continuous investment in R&D. We have independent expertise in PSA adsorbent optimization, cold box thermodynamic design, and natural gas membrane separation.

Global Perspective Standards CE ASME ANP
03

Global Perspective

Our equipment complies with international standards (CE / ASME). Localized documentation and multilingual after-sales support have been deployed across all major export regions.

Reliable Delivery & Availability for Energy Projects
04

Reliable Delivery

Full-process quality control from material selection and design to factory acceptance testing. We guarantee ≥99% equipment availability with rapid spare parts response.

Technical Superiority

Core Capabilities

99%

Experience

Rigorous factory acceptance testing and redundant design ensure long-term stable operation, suitable for 24/7 continuous production conditions.

48h

Technical Response

A global technical support network provides remote diagnostic feedback within 48 hours, with critical spare parts shipped worldwide by air.

EPC

Full-Process EPC Delivery

Process package design → equipment procurement → installation & commissioning → operator training. Full turnkey capability for large-scale engineering projects.

CE

International Certifications

Products are certified to CE, ISO 9001, ASME and other international standards, enabling seamless entry into European, North American, and Middle Eastern markets.

R&D

Continuous R&D

An in-house process research team with deep expertise in PSA molecular sieve optimization, cryogenic insulation, and natural gas membrane separation.

ODM/OEM

ODM / OEM Customization

We support brand-label manufacturing and non-standard equipment customization, with established long-term OEM partnerships with multiple international brands.

Global Compliance

Certificate

Our manufacturing systems, pressure vessels, and instrumentation arrays carry world-class accreditations.

EAC Certification
CE Certified Energy Skid Manufacturing
ISO Quality Assurance
ISO System Certification
ATEX Explosion Proof Certification
Comprehensive Energy Solutions for Brazil

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