Description
LW-25/10 نائٹروجن کمپریسر - 1.00 MPa صنعتی ایپلی کیشنز کے لیے ہائی پریشر آئل فری N2 بوسٹر
1.00 MPa ڈسچارج پریشر پر 25 m³/منٹ ڈیلیور کرنے کے لیے انجینئرڈ، LW-25/10 ایک دو مراحل، دو قطاروں والا آئل فری پسٹن نائٹروجن کمپریسر ہے جو ہائی پریشر نائٹروجن انجیکشن، پائپ لائن کو بڑھانے، اور پیٹرو کیمیکل عمل کی درخواستوں کے لیے بنایا گیا ہے۔ زیرو چکنا کرنے والا آلودگی، مسلسل ڈیوٹی کی درجہ بندی، اور بلند دباؤ پر 24/7 صنعتی آپریشن کے لیے موزوں۔
پروڈکٹ کا جائزہ
دی LW-25/10 nitrogen compressor represents a specialized high-pressure solution within our oil-free piston compressor portfolio, engineered for applications where both substantial flow and elevated discharge pressure are non-negotiable requirements. With a rated capacity of 25 m³/min اور ایک غیر معمولی 1.00 MPa discharge pressure, this unit occupies a unique position at the intersection of high-flow and high-pressure nitrogen compression.
What distinguishes the LW-25/10 from conventional high-pressure alternatives is its fully oil-free compression mechanism. The piston rings and rider bands are fabricated from advanced self-lubricating PTFE composite materials that operate without any hydrocarbon lubricants, ensuring the nitrogen stream remains completely free of oil contamination. This intrinsic oil-free characteristic delivers ISO 8573-1 کلاس 0 سرٹیفیکیشن natively, making the unit immediately suitable for the most demanding applications including food-grade nitrogen, pharmaceutical process gas, semiconductor fabrication, and petrochemical reactor inerting without additional downstream purification.
The compressor employs a two-stage, two-row (二列二级) configuration that carefully manages the high pressure ratio required for 1.00 MPa discharge. By dividing the compression work across two cylinders with an optimized inter-stage pressure, the LW-25/10 maintains thermal stability and preserves the integrity of the PTFE sealing elements even under sustained maximum-load operation. The robust cast-iron frame and precision-balanced forged steel crankshaft are rated for a minimum service life of 120,000 hours under standard maintenance protocols.
Technical Specifications – LW-25/10
| پیرامیٹر | قدر | یونٹ |
|---|---|---|
| ماڈل | LW-25/10 | - |
| پیٹرن | Two-stage, Two-row (二列二级) | - |
| صلاحیت | 25 | m³/منٹ |
| خارج ہونے والا دباؤ | 1.00 | ایم پی اے |
| کمپریسر سائز (L × W × H) | 2500 × 1600 × 2700 | ملی میٹر |
| وزن | 4.50 | t |
| طاقت | 200 | کلو واٹ |
| وولٹیج | 380 / 6k or 10k | وی |
| گیس میڈیم | نائٹروجن (N₂) | - |
| چکنا | تیل سے پاک | - |
* تمام وضاحتیں معیاری حوالہ جات کی شرائط پر درجہ بندی کی جاتی ہیں (ISO 1217، Annex C)۔ اصل کارکردگی سائٹ کی اونچائی، محیط درجہ حرارت، اور داخلی حالات کی بنیاد پر مختلف ہو سکتی ہے۔
کلیدی خصوصیات اور انجینئرنگ کے فوائد
1. High-Temperature Oil-Free PTFE Sealing Technology
The LW-25/10 utilizes a proprietary خود چکنا کرنے والی پسٹن کی انگوٹھی اور رائیڈر بینڈ اسمبلی manufactured from high-performance PTFE composites reinforced with glass fiber and bronze particulates, specifically formulated for high-pressure service. This material achieves a coefficient of friction below 0.06 without any external hydrocarbon lubrication, completely eliminating oil vapor carryover into the nitrogen product stream. The rings are engineered for the elevated discharge temperatures associated with 1.00 MPa operation, maintaining dimensional stability and sealing integrity up to 190°C. For operators in regulated industries, this delivers native ISO 8573-1 Class 0 compliance without the capital cost, maintenance burden, or energy penalty of downstream oil-filtration systems.
2. Optimized Two-Stage High-Pressure Thermodynamic Design
دی two-stage compression architecture of the LW-25/10 is thermodynamically optimized for the demanding 1.00 MPa discharge pressure target. By carefully dividing the pressure ratio between a low-pressure cylinder and a high-pressure cylinder with an optimized inter-stage pressure, the compressor achieves a significantly lower mean effective temperature per stage compared to single-stage designs. A high-efficiency shell-and-tube intercooler between stages removes the heat of compression, maintaining discharge temperatures below 160°C even at maximum continuous load. This advanced thermal management is essential for preserving PTFE ring integrity at high pressure ratios and extends valve plate service life by approximately 45% versus single-stage alternatives.
3. Reinforced Cast-Iron Frame with Force Balance
مرکزی فریم سے کاسٹ کیا گیا ہے۔ GG25 گرے کاسٹ آئرن (equivalent to ASTM A48 Class 30B) with reinforced wall sections and integral cooling water passages. The two-row opposed-cylinder arrangement provides natural first-order force cancellation, reducing unbalanced inertia forces transmitted to the foundation by over 80% compared to single-row designs. This mechanical advantage is particularly valuable for the LW-25/10 given its high-pressure operation, where reciprocating forces are substantially higher than low-pressure equivalents. The reduced vibration transmission permits installation on a lighter reinforced concrete inertia block (minimum 8 tonnes versus 12+ tonnes for single-row high-pressure equivalents), reducing civil engineering costs.
4. Flexible Voltage Configuration for Industrial Integration
The LW-25/10 is driven by a 200 kW induction motor available in 380V, 6kV, or 10kV configurations, conforming to IEC 60034-1 efficiency class IE3. The flexible voltage options allow direct integration into diverse industrial electrical infrastructures: the 380V configuration suits facilities with existing low-voltage distribution, while the 6kV and 10kV options eliminate the need for step-down transformers in large industrial plants with medium-voltage bus systems. This electrical versatility reduces infrastructure costs and improves overall energy efficiency by minimizing transformation losses.
درخواست کے منظرنامے۔
High-Pressure Nitrogen Injection for Petrochemical Reactors
In petrochemical and refining operations, the LW-25/10 provides high-pressure nitrogen for reactor inerting, catalyst bed preservation, emergency nitrogen injection, and process vessel purging. The 1.00 MPa discharge pressure is sufficient to overcome the operating pressures of typical fixed-bed reactors, fluid catalytic cracking units, and hydrocracker systems, allowing direct nitrogen injection without intermediate boosting. The continuous-duty rating ensures uninterrupted nitrogen availability during extended turnaround campaigns. The oil-free certification is mandatory for petrochemical applications where nitrogen contacts catalyst beds or enters process streams that must remain completely hydrocarbon-free to prevent catalyst poisoning or product contamination.
High-Pressure VPSA Nitrogen Booster Stations
For VPSA nitrogen generators producing high-purity nitrogen at near-atmospheric pressure, the LW-25/10 high-pressure nitrogen booster compresses the low-pressure product to 1.00 MPa for demanding distribution applications. The elevated discharge pressure is particularly valuable for VPSA installations serving high-pressure process consumers, long-distance pipeline networks with significant friction losses, or facilities requiring nitrogen at pressure for direct injection into process vessels. The oil-free compression path is absolutely essential because hydrocarbon contamination would permanently poison the carbon molecular sieve adsorbent, degrading separation efficiency and requiring costly adsorbent replacement.
Pipeline Nitrogen Boosting & Pressure Maintenance
Industrial gas distribution networks spanning multiple kilometers require nitrogen at elevated pressure to overcome pipeline friction losses and maintain adequate flow at remote consumers. The LW-25/10’s 1.00 MPa discharge pressure provides sufficient head for distribution over distances up to 5 km through DN200 pipelines, making it suitable for centralized nitrogen supply to large industrial complexes, chemical parks, and integrated manufacturing facilities. The 25 m³/min capacity supports multiple high-pressure consumers simultaneously, including reactor inerting systems, tank blanketing stations, and emergency nitrogen injection points.
High-Pressure Food Packaging & Modified Atmosphere Systems
Large-scale food packaging facilities with high-speed MAP (Modified Atmosphere Packaging) lines require nitrogen at elevated pressure to achieve rapid gas displacement in packaging chambers. The LW-25/10’s 1.00 MPa discharge pressure enables fast-fill nitrogen injection, reducing cycle times and increasing packaging line throughput. The oil-free certification ensures compliance with FDA 21 CFR 173.310 and EU Regulation 231/2012 for food-grade nitrogen. The absence of oil contamination eliminates risks of off-flavors, rancidity, or product discoloration that can occur with lubricated compressors in food-contact applications.
مواد اور تعمیر
The LW-25/10 is constructed from premium materials selected for high-pressure nitrogen compatibility, thermal resistance, and extended operational life:
| جزو | مواد | تفصیلات |
|---|---|---|
| Cylinder Block | گرے کاسٹ آئرن | GG25 / HT250, reinforced walls, integral cooling jackets |
| کرینک شافٹ | جعلی مصر دات اسٹیل | 42CrMo4, Q&T, ISO 1940 G2.5 متحرک طور پر متوازن |
| پسٹن کے حلقے | PTFE-Glass-Bronze Composite | Self-lubricating, high-temp rated to 190°C |
| رائڈر بینڈز | PTFE جامع | پسٹن گائیڈنس، اینٹی سکفنگ، پہننے کی شرح <0.04 ملی میٹر/1000h |
| والو پلیٹیں۔ | سٹینلیس سٹیل | SS316, high-pressure concentric ring spring-loaded design |
| Connecting Rods | Forged Steel with Babbitt Bearings | Precision-machined, oil-lubricated big end |
| Intercooler | کاربن اسٹیل شیل / SS316 ٹیوبیں | ASME VIII Div.1، 1.5× ہائیڈروٹسٹ، 30 منٹ ہولڈ |
| آفٹر کولر | کاربن اسٹیل شیل / SS316 ٹیوبیں | High-efficiency finned tube, 32°C cooling water rated |
| ہائی پریشر پائپنگ | Seamless Carbon Steel | ASTM A106 Grade B, Schedule 80 |
تمام دباؤ برداشت کرنے والے اجزاء کو سختی کے مطابق ڈیزائن اور من گھڑت بنایا گیا ہے۔ ASME BPVC سیکشن VIII ڈویژن 1 or Chinese GB 150 standards. Every weld joint undergoes 100% radiographic inspection (RT) per ASME Section V, Article 2, and each completed pressure vessel is subjected to a hydrostatic pressure test at 1.5 times the maximum allowable working pressure (MAWP) for a minimum hold period of 30 minutes.
تنصیب اور دیکھ بھال کے رہنما خطوط
بنیاد اور ساختی تقاضے
The LW-25/10 has a dry weight of 4.50 tonnes and a center of gravity approximately 950 mm above the baseplate. Due to the two-row opposed-cylinder design, unbalanced forces are significantly reduced despite the high-pressure operation, permitting installation on a reinforced concrete inertia block of 8–10 tonnes. The block should be mounted on elastomeric vibration isolators (natural frequency 6–8 Hz) to prevent vibration transmission. Minimum clearance requirements: 1.5 m on the non-drive side for valve access, 1.2 m on the drive side for motor maintenance, and 2.0 m overhead for crane access during major overhauls.
کولنگ واٹر سسٹم ڈیزائن
ٹھنڈے پانی کی طلب تقریباً ہے۔ 28 m³/h at an inlet temperature not exceeding 32°C. The water distribution circuit supplies the cylinder jackets, intercooler, and aftercooler in parallel branches. Water quality specifications: pH 6.5–8.5, total dissolved solids < 500 mg/L, chloride content < 50 mg/L (to prevent SS316 tube corrosion), suspended solids < 30 mg/L, and total hardness < 300 mg/L as CaCO₃. For sites with marginal water quality, a closed-loop cooling tower with side-stream filtration and chemical treatment is strongly recommended to prevent scale formation and corrosion in the high-pressure cooling circuits.
روک تھام کی بحالی کا شیڈول
| وقفہ | سروس آئٹم | ایکشن درکار ہے۔ |
|---|---|---|
| روزانہ | آپریشنل معائنہ | Check vibration levels, abnormal noise, cooling water flow, discharge temperature and pressure |
| 250 گھنٹے | Valve Plate Inspection | Remove and inspect suction/discharge valves for carbon deposits, spring fatigue, or cracking |
| 1,000 گھنٹے | Piston Ring Wear Assessment | Measure ring groove clearance; replace rings if clearance exceeds 0.20 mm |
| 4,000 hours | انٹرمیڈیٹ اوور ہال | Replace all piston rings, rider bands, and valve plate assemblies |
| 8,000 hours | میجر اوور ہال | Inspect crankshaft journals, measure main bearing clearances, replace bearings if >0.08 mm |
The oil-free design of the LW-25/10 dramatically reduces maintenance complexity compared to lubricated alternatives. There are no oil changes to schedule, no lubricating oil samples to analyze, no oil filter elements to replace, and no oil separator cartridges to monitor. The primary consumable wear items are the PTFE پسٹن کے حلقے اور سوار بینڈ, which typically achieve 4,000–6,000 hours of service life under clean nitrogen conditions. This maintenance simplification translates to lower labor costs, reduced spare parts inventory, and higher equipment availability.
تعمیل اور حفاظتی سرٹیفیکیشن
The LW-25/10 nitrogen compressor is designed, manufactured, and tested to meet or exceed the following international standards and regulatory frameworks:
ASME BPVC سیکشن VIII Div.1, GB 150-2011, PED 2014/68/EU Module A
IEC 60034-1 (IE3 کارکردگی)، IEC 60204-1، ISO 12100 مشینری کی حفاظت
ISO 8573-1 کلاس 0 (تیل کا مواد)، آزادانہ طور پر TÜV Rheinland کے ذریعے تجربہ کیا گیا
ISO 9001:2015 (کوالٹی مینجمنٹ)، ISO 14001:2015 (ماحولیاتی انتظام)
Nitrogen is classified as a simple asphyxiant gas. All LW-25/10 installations must incorporate continuous oxygen deficiency monitoring in the compressor room and all adjacent areas where nitrogen leakage could accumulate. Ventilation systems must be engineered to maintain ambient oxygen concentrations above 19.5% volume per OSHA 29 CFR 1910.146 (Permit-Required Confined Spaces). Emergency shutdown interlocks should activate at 19.5% O₂ (alarm) and trigger automatic compressor isolation at 18.0% O₂ (hard shutdown). Personnel entry procedures into enclosed compressor rooms must include portable oxygen monitors and a buddy-system protocol. Additionally, the 1.00 MPa discharge pressure requires all downstream piping and vessels to be rated for the maximum working pressure with appropriate safety relief devices.
کارکردگی اور کارکردگی کا تجزیہ
The LW-25/10 achieves a specific power consumption of approximately 8.00 kW per m³/min of nitrogen delivered at 1.00 MPa discharge pressure. This efficiency metric is respectable for an oil-free piston compressor operating at a high pressure ratio, reflecting the thermodynamic challenges of compressing nitrogen to 1.00 MPa. For comparison, oil-lubricated screw compressors in similar high-pressure applications typically consume 8.5–9.5 kW/m³/min, while diaphragm compressors (often selected for oil-free high-pressure service) can exceed 12 kW/m³/min.
Over a standard 8,000-hour annual operating schedule, the LW-25/10’s efficiency advantage generates approximately 40,000–100,000 kWh of annual energy savings compared to less efficient alternatives. At an average industrial electricity tariff of $0.08/kWh, this represents $3,200–$8,000 in direct operating cost reduction per year. However, the primary economic driver for LW-25/10 selection is typically the elimination of oil-related consumables and downstream purification equipment rather than marginal energy savings.
دی total cost of ownership for high-pressure nitrogen compression is significantly reduced by the absence of oil in the compression path. A typical oil-lubricated compressor of this pressure rating requires coalescing filters, activated carbon adsorbers, oil monitoring instrumentation, and periodic oil changes that collectively add $8,000–$15,000 in annual operating costs. The LW-25/10’s oil-free design eliminates these expenses entirely, while also removing the 3–5% energy penalty associated with downstream oil-removal equipment.
حسب ضرورت اور OEM صلاحیتیں۔
We provide comprehensive customization options to adapt the LW-25/10 to specific site conditions, integration requirements, and end-user specifications:
- سکڈ ماونٹڈ ٹرنکی پیکجز: The compressor, motor, intercooler, aftercooler, high-pressure instrumentation, and control panel are pre-assembled on a structural steel skid with integrated lifting lugs and anchor bolt templates. Factory pre-testing of all systems reduces field commissioning time by approximately 60% and minimizes startup risks.
- خطرناک ایریا کنفیگریشنز: ATEX Zone 2 and IECEx compliant motor and electrical enclosures are available for installations in petrochemical facilities where explosive atmospheres may occasionally be present. Integrated gas detection and automatic ventilation interlocks can be incorporated into the control system.
- اعلی درجے کا عمل کنٹرول: Optional Siemens S7-1200 or Allen-Bradley CompactLogix PLC with 10-inch HMI touchscreen, remote monitoring via Modbus TCP/IP or OPC-UA, and seamless integration with plant DCS/SCADA systems. Automatic load/unload control and variable frequency drive (VFD) compatibility optimize part-load efficiency.
- High-Pressure Package Options: Integrated high-pressure receiver vessels, pressure regulation skids, and nitrogen distribution manifolds can be supplied as part of a complete system package. All high-pressure components are designed and tested to ASME BPVC standards.
- OEM & Private Label Programs: Custom paint colors, branded nameplates, and localized documentation packages are available for gas equipment distributors and system integrators. Technical manuals, spare parts lists, and maintenance procedures can be supplied in multiple languages.
اپنی مرضی کے مطابق ترتیب سے دستیاب ہیں MOQ 1 یونٹ. انجینئرنگ کا جائزہ لینے اور پروپوزل تیار کرنے کے لیے عام طور پر 5-7 کاروباری دن درکار ہوتے ہیں۔ معیاری ترسیل کا وقت 12-14 ہفتے ہے؛ دوبارہ آرڈرز آرڈر کی تصدیق کے بعد 8-10 ہفتوں میں ڈیلیور کیے جاتے ہیں۔
Case Study: Petrochemical Reactor Nitrogen Injection System
کلائنٹ: A major petrochemical complex in the Middle East operating polyethylene and polypropylene production units
چیلنج: The client’s existing oil-lubricated nitrogen compressor (American brand, 12 years in service) was experiencing progressive oil carryover into the nitrogen injection system used for reactor inerting and catalyst bed preservation. Oil contamination levels reached 3.5 mg/m³, exceeding the 0.1 mg/m³ limit specified by the catalyst supplier. The oil was deactivating the Ziegler-Natta catalyst, reducing polymer yield by 2.8% and requiring premature catalyst replacement at a cost of $180,000 per campaign. Additionally, the compressor’s 0.70 MPa discharge pressure was insufficient for new high-pressure reactor designs requiring 0.95 MPa nitrogen.
حل: We supplied an LW-25/10 oil-free nitrogen compressor as a direct replacement, configured on a custom skid with integrated intercooler, aftercooler, high-pressure receiver vessel, and a Siemens S7-1200 PLC control panel with DCS integration. The 1.00 MPa discharge pressure met the new reactor requirements with margin, while the oil-free design eliminated catalyst contamination. A 3 m³ surge vessel was installed upstream to buffer demand fluctuations from multiple reactor units.
18 ماہ کے بعد مقداری نتائج:
- نائٹروجن تیل کا مواد: Reduced from 3.5 mg/m³ to <0.01 mg/m³, achieving ISO 8573-1 Class 0 certification
- Catalyst deactivation incidents: مکمل طور پر ختم کر دیا گیا۔, restoring polymer yield to design specifications
- Catalyst replacement frequency: Extended from 12 months to 24 months, saving $180,000 per cycle
- سالانہ دیکھ بھال کی لاگت: 48% کی کمی through elimination of oil-related repairs and separator overhauls
- Unplanned downtime: Zero events in 18 months of continuous operation
“The LW-25/10 solved our catalyst contamination problem permanently. The 1.00 MPa pressure gives us the margin we need for new reactor designs, and the oil-free design has eliminated our most persistent operational headache. The payback was under 14 months.” — Process Engineering Manager, Petrochemical Complex
اکثر پوچھے گئے سوالات اور سلیکشن گائیڈ
متعلقہ مصنوعات اور حل
LW سیریز بڑی صلاحیت والے نائٹروجن کمپریسرز
High-flow oil-free piston compressors (30–130 m³/min) for cryogenic ASU backup, VPSA boosting, and industrial pipeline distribution. Discharge pressures from 0.30 to 1.00 MPa.
ڈی ڈبلیو سیریز ہائی پریشر نائٹروجن کمپریسرز
Designed for discharge pressures from 1.00 MPa to 2.00 MPa, the DW series covers ultra-high-pressure nitrogen injection, pipeline boosting, and chemical synthesis applications.
ZW سیریز ملٹی اسٹیج آئل فری کمپریسرز
Vertical, multi-stage oil-free compressors for oxygen, nitrogen, hydrogen, and specialty gases. Discharge pressures up to 9.00 MPa for high-pressure gas filling and chemical process applications.
ہمارے ایک جامع جائزہ کے لیے صنعتی نائٹروجن کمپریسر پورٹ فولیو، بشمول آئل فری آکسیجن کمپریسرز، ہائیڈروجن کمپریسرز، کاربن ڈائی آکسائیڈ کمپریسرز، اور حسب ضرورت انجنیئرڈ خاص گیس سلوشنز، براہ کرم ہماری ایپلیکیشن انجینئرنگ ٹیم سے رابطہ کریں یا ہمارے آن لائن پروڈکٹ کیٹلاگ کو براؤز کریں۔
Ready to Upgrade Your High-Pressure Nitrogen System?
ہمارے ایپلیکیشن انجینئرز آپ کے نائٹروجن بہاؤ کی ضروریات، سکشن کی شرائط، خارج ہونے والے دباؤ کے اہداف، اور انضمام کی رکاوٹوں کا جائزہ لینے کے لیے کھڑے ہیں۔ ہم آپ کی انکوائری موصول ہونے کے 48 گھنٹوں کے اندر مفت تکنیکی تجاویز، فاؤنڈیشن لے آؤٹ ڈرائنگ، پائپنگ اور انسٹرومینٹیشن ڈایاگرام (P&IDs) اور ملکیت کی کل لاگت (TCO) کا تفصیلی تجزیہ فراہم کرتے ہیں۔
ای میل: [email protected] | 24 گھنٹے کے اندر جواب دیں۔
