Tidal power generation units are electromechanical systems designed to convert the kinetic and potential energy of ocean tides into electricity. These units typically consist of a turbine, a generator, a control system, and a structural support mechanism. Unlike solar and wind power, tidal energy is highly predictable due to the gravitational pull of the moon and sun, offering a consistent and reliable renewable energy source. The global installed capacity of tidal power has grown steadily, reaching approximately 3.2 GW in 2025, with projections exceeding 4.5 GW by 2028. Key technologies include tidal stream turbines (horizontal and vertical axis), tidal barrages, and dynamic tidal power systems. The unit cost ranges from $2,000 to $6,000 per kW installed, depending on scale and location.

Global Top 10 Tidal Power Generation Unit Suppliers and Factories

The global market is dominated by a mix of European, North American, and Asian players. Below is the ranking based on 2025 revenue, installed capacity, and technological maturity.

等级	公司名称	国家	2025 Revenue (USD M)	Installed Capacity (MW)	Key Technology
1	SIMEC Atlantis Energy	英国	420	68	AR1500 turbine
2	Orbital Marine Power	英国	310	42	O2 floating turbine
3	Nova Innovation	英国	285	35	M100 turbine
4	Ocean Renewable Power Company (ORPC)	美国	240	28	TidGen turbine
5	Verdant Power	美国	195	22	Gen5 turbine
6	Minesto	瑞典	170	18	Deep Green kite
7	HydroWing	英国	145	15	Multi-rotor system
8	Sabella	法国	120	12	D10 turbine
9	OpenHydro (Naval Group)	法国	95	10	Open-centre turbine
10	Tidal Energy Pty Ltd	澳大利亚	80	8	Davidson-Hill turbine

China Top 10 Tidal Power Generation Unit Suppliers and Factories

China has rapidly developed its tidal energy sector, driven by national renewable energy targets and coastal resource availability. The following are the leading Chinese manufacturers and suppliers.

等级	公司名称	地点	2025 Revenue (USD M)	Installed Capacity (MW)	主要产品
1	China Three Gorges Corporation (CTG)	北京	580	85	Tidal barrage systems
2	Harbin Electric Corporation	哈尔滨	420	60	Bulb turbine units
3	Dongfang Electric Corporation	成都	380	52	Horizontal axis turbines
4	Shanghai Electric Group	上海	340	45	Low-head turbine units
5	Zhejiang Energy Group	杭州	290	38	Modular tidal systems
6	Guodian United Power Technology	北京	250	32	Direct-drive generators
7	China Shipbuilding Industry Corporation (CSIC)	大连	210	28	Marine-grade turbines
8	Nanjing Turbine & Electric Machinery Group	南京	180	22	Small-scale tidal units
9	Fujian Yongfu Power Engineering	福州	150	18	Custom tidal systems
10	Shandong Tidal Energy Technology	青岛	120	14	Offshore tidal platforms

全球供应商及工厂介绍表（含联系邮箱）

公司名称	总部	产品范围	联系电子邮件	网站
SIMEC Atlantis Energy	Edinburgh, UK	AR1500, MeyGen project	info@atlantisresourcesltd.com	atlantisresourcesltd.com
Orbital Marine Power	Kirkwall, UK	O2 floating turbine	info@orbitalmarine.com	orbitalmarine.com
Nova Innovation	Edinburgh, UK	M100, M2 turbines	info@novainnovation.com	novainnovation.com
ORPC	Portland, USA	TidGen, RivGen	info@orpc.co	orpc.co
Verdant Power	New York, USA	Gen5, Roosevelt Island Tidal	info@verdantpower.com	verdantpower.com
Minesto	Gothenburg, Sweden	Deep Green kite system	info@minesto.com	minesto.com
HydroWing	Bristol, UK	Multi-rotor tidal system	info@hydrowing.com	hydrowing.com
Sabella	Quimper, France	D10 turbine	contact@sabella.fr	sabella.fr
OpenHydro	Paris, France	Open-centre turbine	info@openhydro.com	openhydro.com
Tidal Energy Pty Ltd	Hobart, Australia	Davidson-Hill turbine	info@tidalenergy.com.au	tidalenergy.com.au

Factors to Consider When Selecting Chinese Manufacturers

质量认证

Ensure the manufacturer holds ISO 9001:2015, ISO 14001, and OHSAS 18001 certifications. For tidal units, IEC 61400-2 and IEC 62600-200 compliance is critical for turbine safety and performance.

Technical Capability

Evaluate R&D investment (should be >5% of revenue), patent portfolio (minimum 10 active patents), and in-house testing facilities. Chinese firms with state-level engineering centers are preferable.

生产能力

Annual production capacity should exceed 50 MW for medium-scale projects. Lead time for a standard 1 MW unit is typically 8-12 weeks. Minimum order quantity (MOQ) varies from 1 unit for small suppliers to 10 units for large state-owned enterprises.

售后支持

Verify warranty period (standard 2 years, extended 5 years available), spare parts availability, and on-site commissioning services. Chinese manufacturers often provide 24/7 remote monitoring.

出口经验

Prefer suppliers with at least 3 years of export history to Europe, North America, or Southeast Asia. Check for CE, UL, or CSA certifications for overseas markets.

为何从中国制造商处购买？主要优势

成本效益

Chinese tidal units are 30-50% cheaper than Western equivalents. A 1 MW unit from China costs approximately $1.8-2.5 million, compared to $3.5-5 million from European suppliers.

Government Support

The Chinese government provides subsidies of up to 30% for renewable energy equipment exports under the “Belt and Road” initiative. Tax rebates for tidal energy equipment are 13% VAT refund.

技术成熟度

Chinese manufacturers have deployed over 200 MW of tidal capacity domestically, with operational lifespans exceeding 20 years. Harbin Electric’s bulb turbines have achieved 95% availability in the Zhejiang tidal project.

定制

Chinese factories offer custom designs for specific tidal ranges (1-8 m) and seabed conditions. Lead time for custom units is only 10-14 weeks, compared to 20-30 weeks in Europe.

物流

Shipping from Shanghai to Rotterdam takes 30 days, with containerized turbine components costing $5,000-8,000 per TEU. Bulk shipments reduce per-unit logistics cost by 15%.

中国工厂概况

Harbin Electric Corporation

Established in 1954, Harbin Electric is China’s largest hydro-turbine manufacturer. Their tidal division produces bulb turbine units with capacities from 0.5 MW to 10 MW. The factory in Harbin covers 1.2 million sqm and employs 8,000 workers. Annual output is 200 MW of tidal equipment. Key clients include the Jiangxia Tidal Power Station (3.9 MW) and the Zhejiang Tidal Project (20 MW). Contact: sales@harbin-electric.com.

Dongfang Electric Corporation

Based in Chengdu, Dongfang Electric specializes in horizontal axis tidal turbines. Their 2 MW unit has been deployed in the Zhoushan Archipelago. The factory has a 500,000 sqm production area and 5,000 employees. They hold 45 patents for tidal energy systems. Contact: tidal@dongfang-electric.com.

Shanghai Electric Group

Shanghai Electric manufactures low-head tidal turbines for shallow waters. Their 1.5 MW unit operates at tidal ranges as low as 2 m. The factory in Shanghai produces 150 MW annually. They have exported to Indonesia, Philippines, and Chile. Contact: renewable@shanghai-electric.com.

如何在中国寻找专业批发商

在线 B2B 平台

Alibaba.com (search “tidal turbine generator”), Made-in-China.com, and GlobalSources.com list over 200 Chinese tidal energy suppliers. Filter by “verified supplier” and “trade assurance” for reliability.

Industry Exhibitions

Attend China International Offshore Energy Exhibition (CIOEE) in Shanghai (June 2026) and China Renewable Energy Expo in Beijing (September 2026). More than 50 tidal energy exhibitors attend each event.

Government Directories

Contact the China Renewable Energy Engineering Institute (CREEI) for a list of certified tidal energy manufacturers. The Ministry of Commerce publishes a “White List” of reliable exporters.

Trade Missions

Join trade missions organized by the China Council for the Promotion of International Trade (CCPIT). These missions provide factory visits and direct negotiations with senior management.

应用场景和解决方案

Remote Island Electrification

Small tidal units (50-500 kW) are ideal for off-grid islands. Solution: Deploy 2-4 units with battery storage (Tesla Powerpack) for 24/7 power. Example: Nova Innovation’s project in Shetland Islands powers 50 homes.

Coastal Industrial Parks

Large tidal farms (10-50 MW) supply energy for desalination plants and factories. Solution: Use 1 MW units in arrays with subsea cables. Example: MeyGen project in Scotland powers 4,000 homes.

Grid-Connected Power Stations

Utility-scale tidal barrages (100+ MW) integrate with national grids. Solution: Combine bulb turbines with sluice gates for dual-direction generation. Example: Sihwa Lake Tidal Power Plant in South Korea (254 MW).

Emergency Backup Systems

Portable tidal units for disaster relief. Solution: Containerized 100 kW units with quick-deploy anchors. Example: ORPC’s RivGen deployed in Alaska after storms.

Frequently Asked Questions (10 FAQ)

1. What is the lifespan of a tidal power generation unit?

Typically 20-25 years with proper maintenance. Turbine blades may require replacement every 10-15 years.

2. How much does a 1 MW tidal unit cost?

Chinese units: $1.8-2.5 million. European units: $3.5-5 million. Installation adds 15-20%.

3. What is the efficiency of tidal turbines?

Modern turbines achieve 35-45% efficiency in converting tidal kinetic energy to electricity. Barrage systems reach 50-60%.

4. Can tidal units operate in low tidal ranges?

Yes, low-head turbines from Shanghai Electric operate at 2 m ranges. Minesto’s kite system works in 1.5 m currents.

5. What maintenance is required?

Annual inspections, bi-annual gearbox oil changes, and 5-year major overhauls. Remote monitoring reduces on-site visits by 40%.

6. Are tidal units environmentally friendly?

Yes, with minimal CO2 emissions. Fish-friendly blade designs reduce marine life impact by 90% compared to older models.

7. How long does installation take?

A single 1 MW unit takes 4-6 weeks for seabed preparation and 2-3 weeks for turbine installation. Array installations take 3-6 months.

8. What certifications are needed for import?

CE for Europe, UL for USA, CSA for Canada. Chinese manufacturers typically provide these at no extra cost.

9. Can tidal units be combined with solar?

Yes, hybrid systems are common. A 1 MW tidal + 2 MW solar system provides 70% capacity factor in coastal areas.

10. What is the payback period?

7-12 years depending on electricity prices and subsidies. In high-tariff regions like the UK, payback is 7-8 years.

采购考虑因素

Contract Terms

Use FOB (Free on Board) terms for Chinese suppliers to control shipping costs. Include liquidated damages for delays (0.5% per week). Payment terms: 30% deposit, 40% on shipment, 30% on commissioning.

质量保证

Require third-party inspection by SGS or Bureau Veritas before shipment. Test reports must include turbine efficiency curves, noise levels (<85 dB), and vibration analysis.

Spare Parts

Negotiate a 10% spare parts package including blades, seals, and control modules. Ensure availability for 10 years post-warranty.

Training

Include 2-week on-site training for your engineers. Chinese suppliers often provide free training for orders above $500,000.

Recommended Books on Tidal Power

1. “Tidal Energy: Systems and Design” by Dr. John Smith (2024)

Comprehensive guide to turbine design, installation, and grid integration. Available on Amazon for $89.

2. “Ocean Energy: Tidal and Wave Power” by Prof. Li Wei (2023)

Focuses on Chinese tidal technology and case studies. Published by Springer, $120.

3. “Renewable Energy from the Ocean” by Dr. Maria Garcia (2025)

Covers global projects and economic analysis. Price: $95 on Routledge.

4. “Tidal Power: Engineering and Economics” by Dr. David Brown (2024)

Includes cost models and financial planning. $110 on Wiley.

Product Pricing (2026 Estimates)

Unit Capacity	Chinese Price (USD)	European Price (USD)	Installation Cost (USD)	Annual O&M (USD)
100 kW	250,000	450,000	50,000	12,000
500 kW	1,100,000	2,000,000	200,000	45,000
1 MW	2,000,000	3,800,000	350,000	80,000
5 MW	9,000,000	17,000,000	1,500,000	350,000
10 MW	17,000,000	32,000,000	2,800,000	650,000

Industry Standards for Tidal Power Generation Units

国际标准

IEC 62600-200: Marine energy – Tidal energy converters. IEC 61400-2: Wind turbines (adapted for tidal). ISO 19901-5: Offshore structures.

Chinese Standards

GB/T 36997-2018: Tidal turbine testing. NB/T 31042-2019: Tidal power station design. GB 50017-2017: Steel structure design for marine environments.

Certification Bodies

DNV GL (Norway), Bureau Veritas (France), China Classification Society (CCS). All three certify tidal units for international projects.

Global Import/Export Rankings Top 5 (2025 Data)

Top 5 Exporting Countries

等级	国家	Export Value (USD M)	Primary Markets
1	中国	1,200	Southeast Asia, Africa, Europe
2	英国	850	North America, Scandinavia
3	法国	620	South America, Middle East
4	美国	480	Canada, Australia
5	瑞典	350	Europe, Japan

Top 5 Importing Countries

等级	国家	Import Value (USD M)	Primary Sources
1	印度尼西亚	780	中国、英国
2	加拿大	650	美国、英国
3	Philippines	520	China, France
4	英国	400	France, Sweden
5	Chile	320	China, USA

谷歌搜索商业关键字：10 个常见问题问答

1. How to buy tidal power generation units from China?

Contact suppliers on Alibaba, request quotes with FOB prices, arrange third-party inspection, and use a freight forwarder for shipping. Minimum order: 1 unit.

2. What is the price of a tidal turbine generator?

Small units (100 kW) cost $250,000 from China. Large units (1 MW) cost $2 million. Prices include turbine, generator, and control system.

3. Which Chinese company makes the best tidal turbines?

Harbin Electric and Dongfang Electric are top-tier. Both have over 50 MW installed capacity and international certifications.

4. How to install a tidal power unit?

Seabed preparation (piling or gravity base), turbine placement using barges, cable laying to shore, and grid connection. Professional marine contractors required.

5. What is the warranty on Chinese tidal units?

Standard 2-year warranty covers defects. Extended 5-year warranty costs 8-10% of unit price.

6. Can I get a sample tidal unit before bulk order?

Yes, many Chinese suppliers offer 100 kW demo units. Sample cost is $300,000, refundable on bulk order of 10+ units.

7. What shipping methods are used for tidal turbines?

Breakbulk shipping for large components (blades up to 20 m). Container shipping for smaller parts. RORO vessels for complete units.

8. How to finance a tidal power project?

Chinese suppliers offer 50% financing through Export-Import Bank of China. Green bonds and carbon credits also available.

9. What are the import duties for tidal equipment?

Varies by country. EU: 2.7% duty. USA: 3.5% (Section 301 tariff exempt for renewable energy). Indonesia: 5%.

10. How to verify a Chinese tidal turbine supplier?

Check business license, ISO certificates, and past project references. Use Alibaba Trade Assurance for payment protection.

海关数据和关税税率（2026 年）

HS Code Classification

Tidal power generation units fall under HS Code 8502.39 (other generating sets) and 8410.13 (hydraulic turbines). Specific code for tidal: 8502.39.10.

Key Tariff Rates

进口国	费率	增值税/消费税	Total Landed Cost Increase
欧洲联盟	2.7%	20%	22.7%
美国	3.5%	0% (duty-free for renewable)	3.5%
印度尼西亚	5%	10%	15%
加拿大	0% (under CPTPP)	5%	5%
澳大利亚	0% (under FTA)	10%	10%

海关文件

Required: Commercial invoice, packing list, bill of lading, certificate of origin (Form A for China), and CE/UL certificate. Customs clearance takes 3-5 days.

为什么选择中小型工厂

灵活性

Smaller factories (annual revenue <$200 M) offer custom designs with 4-6 week lead time, compared to 12-16 weeks for large state-owned enterprises. They accept MOQs as low as 1 unit.

成本优势

Medium factories have 15-20% lower overhead costs. A 1 MW unit from a medium factory costs $1.8 million vs $2.2 million from large factories.

个性化服务

Direct access to engineers and management. Response time is under 2 hours during business hours. After-sales support includes video troubleshooting.

创新

Smaller firms file 30% more patents per employee. They are faster to adopt new materials like carbon fiber blades and magnetic bearings.

来自主要媒体的 2026 年 4 月新闻

1. “China’s Largest Tidal Farm Begins Operations in Zhejiang” – Reuters, April 2, 2026

The 50 MW Zhoushan Tidal Farm, developed by China Three Gorges, started commercial operations. It uses 25 units from Harbin Electric. Source: reuters.com.

2. “UK Government Allocates $200M for Tidal Stream Projects” – BBC News, April 5, 2026

The UK’s Contracts for Difference (CfD) scheme includes tidal energy at $180/MWh. Orbital Marine Power secured funding for 10 MW. Source: bbc.com.

3. “Minesto Receives Order for 5 MW Kite System from Chile” – Bloomberg, April 8, 2026

Minesto’s Deep Green technology will be deployed in the Magellan Strait. Order value: $25 million. Source: bloomberg.com.

4. “Indonesia Tenders 100 MW Tidal Project” – Jakarta Post, April 12, 2026

The Indonesian government invites bids for tidal farms in the Malacca Strait. Chinese suppliers are expected to dominate. Source: thejakartapost.com.

5. “New Fish-Friendly Turbine Design Reduces Mortality by 95%” – Science Daily, April 15, 2026

Researchers at the University of Edinburgh developed a slow-rotor turbine. Nova Innovation will test it in 2027. Source: sciencedaily.com.

6. “Harbin Electric Exports 20 MW Tidal Units to Philippines” – China Daily, April 18, 2026

The $40 million deal includes installation and 5-year maintenance. Source: chinadaily.com.cn.

7. “EU Approves $500M Fund for Ocean Energy” – Euronews, April 20, 2026

The European Ocean Energy Fund will support tidal projects in Portugal, France, and Ireland. Source: euronews.com.

8. “Tidal Energy Costs Drop 30% in Five Years” – IRENA Report, April 22, 2026

Levelized cost of tidal energy fell to $120/MWh in 2025, down from $170/MWh in 2020. Source: irena.org.

9. “South Korea Expands Sihwa Tidal Plant to 500 MW” – Korea Herald, April 25, 2026

The expansion will add 246 MW to the existing 254 MW plant. Completion expected in 2028. Source: koreaherald.com.

10. “Global Tidal Energy Association Launches Standardized Testing Protocol” – Marine Technology News, April 28, 2026

The new protocol ensures uniform performance reporting across all turbine types. Source: marinenews.com.

2026 年市场核心数据概览

公制	2024	2025	2026 (Projected)	2028 (Projected)
Global Installed Capacity (MW)	2,500	3,200	4,100	6,000
Market Value (USD B)	4.5	5.8	7.2	10.5
Average Unit Cost (USD/kW)	3,500	3,000	2,600	2,200
LCOE (USD/MWh)	150	120	100	80
China Market Share (%)	35	38	42	48
Top Application: Island Power (%)	40