TAIAN OCEAN PUMP
Submersible Dredge Pump with Agitator/Cutter featuring special impeller design and unique waterproof motor, along with high – chromium alloy materials.
TAIAN OCEAN PUMP is designed with advanced technologies, featuring the best wear life. The high – chromium alloy materials, combined with special impeller design concepts and unique sealing designs, create the ideal slurry pump for high – wear applications.

Download DMD Submersible Dredge Pump with Agitators Brochure

About

The DMD series Submersible Dredge Pump with side Agitators/Cutters, designed for dredging, transports underwater sediments. TAIAN OCEAN Pump offers durable, wear – resistant models with large spherical passages handling up to 60% solids. This type is electrically driven, has great suction when fully submerged, and comes with optional suction heads and accessories. Key features: compact structure for easy installation and portability, high chrome wearing components, heavy – duty mechanical sealing, overload thermal protection, and versatile accessories for various dredging needs.

Parameter

NO.	Pump Type	DISCH. DIA	CAP	Head	Power	Rotation speed	Eff	Biggest particles discontinuous pass through
NO.	Pump Type	(mm)	(m³/h)	(m)	(kw)	(r/min)	(%)	(mm)
1	DMD150-22-22	150	150	22	22	980	60	32
2	DMD200-15-22	150	200	15	22	980	60	45
3	DMD300-20-37	150	300	20	37	980	58	28
4	DMD150-24-45	100	150	24	45	980	61	65
5	DMD250-35-55	150	250	35	55	980	53	36
6	DMD280-20-55	150	280	20	55	980	54	110
7	DMD300-30-55	150	300	30	55	980	55	36
8	DMD600-15-55	250	600	15	55	980	62	32
9	DMD400-25-75	200	400	25	75	980	62	29
10	DMD500-25-90	200	500	25	90	980	65	25
11	DMD800-25-110	300	800	25	110	980	66	50
12	DMD1000-18-110	300	1000	18	110	980	68	50
13	DMD780-26-110	300	780	26	110	980	68	50
14	DMD800-35-132	300	800	35	132	980	70	42
15	DMD1000-22-132	300	1000	22	132	980	71	50
16	DMD1250-15-132	300	1250	15	132	980	70	56
17	DMD1250-25-160	350	1250	25	160	980	70	56
18	DMD1000-30-160	300	1000	30	160	980	70	53
19	DMD1750-15-185	350	1750	15	185	980	70	56
20	DMD1500-20-200	350	1500	20	200	980	71	56
21	DMD2000-20-200	400	2000	20	200	980	72	56
22	DMD670-42-220	200	670	42	220	980	66	150
23	DMD1250-35-220	350	1250	35	220	980	70	45
24	DMD1000-50-250	300	1000	50	250	980	68	45
25	DMD1500-35-250	350	1500	35	250	980	72	50
26	DMD1750-30-250	350	1750	30	250	980	70	55
27	DMD1500-40-280	350	1500	40	280	980	70	50
28	DMD1750-40-315	350	1750	40	315	980	70	55
29	DMD2000-35-315	400	2000	35	315	980	72	60

Main Parameters

When choosing a submersible dredge pump, key parameters matter for optimal performance.

3.1 Flow Rate

It measures the volume of liquid/slurry passing through the pump per unit time (m³/h or GPM). High – concentration materials are common in dredging. OCEAN Pump offers flushing and agitation devices to boost efficiency.

3.2 Lift Head

Measured in m or ft, it shows the vertical lift or horizontal push for slurry/solids. Pipeline losses, conveyance distance, and elevation affect head selection. OCEAN Pump uses a calculation program for accurate data.

3.3 Efficiency

Expressed as a percentage, it’s about power conversion. Submersible dredge pumps are often more efficient than horizontal ones due to submerged operation. Efficiency can reach 70 – 80% under ideal conditions.

3.4 Passing Solids Particle Size

OCEAN Pump’s pumps handle specific solid – particle sizes. Traditional models with closed impellers manage fine sand (20mm). Semi – open impeller pumps handle up to 60mm, and a hybrid pump can handle up to 127mm.

3.5 Submersion Depth

Pumps can be fully or partially submerged. OCEAN Pump’s standard pumps have a 10 – meter cable for 5 – 8 – meter depth. Cable extension can increase depth. They’ve provided pumps for 120 – meter depth in the Philippines, winning customer praise.

How To Choose

4.1 Determining Project Parameters for a Submersible Dredge Pump

Before commencing a project, it is of utmost importance to comprehensively collect key parameter information. For submersible slurry pump manufacturers, understanding the type of slurry being processed (such as sediment, slurry, wastewater, etc.) and the desired slurry flow rate is crucial. As a slurry pump supplier, it is essential to obtain the required mixed flow rate data and the desired solids content data. These details are fundamental for a slurry pump impeller supplier to design and provide appropriate impellers that can handle the specific slurry characteristics.

4.2 Obtaining Performance Curves for the Submersible Dredge Pump

Performance curves visually display the characteristics of a pump, particularly the relationship between flow rate and head. OCEAN Pump, as a leading slurry pump manufacturer, has a professional pump performance testing system. Each pump undergoes rigorous testing prior to leaving the factory, and detailed performance curve graphs and factory acceptance certificates are provided. This ensures that the pump type is accurately matched with the operating conditions for optimal performance, which is beneficial for both submersible slurry pump manufacturers and slurry pump suppliers when providing products to clients.

4.3 Determining the Flow Rate of the Submersible Dredge Pump

Based on the project’s specified flow rate requirements, precisely locating the corresponding data point on the performance curve graph is vital. Flow rate, typically measured as the volume passing through the pump body per unit time, is commonly expressed in cubic meters per hour (m³/h) or gallons per minute (GPM). If you can furnish a specific value for the desired sand production rate, OCEAN Pump’s professional technical staff, representing a reliable slurry pump manufacturer, can estimate the corresponding mixed flow rate accordingly. This accurate determination of flow rate is crucial for slurry pump impeller suppliers to design impellers that can meet the flow demands efficiently.

4.4 Determining the Head of the Submersible Dredge Pump

To satisfy the project’s pump head requirements, it is necessary to provide key parameters such as the horizontal distance, vertical distance, and extraction depth for slurry transport. OCEAN Pump’s professional technical staff, from a renowned slurry pump manufacturer, will utilize specialized software to accurately calculate the required head and locate the corresponding head point on the performance curve. This ensures the efficient and stable operation of the pumping system, which is essential for submersible slurry pump manufacturers and slurry pump suppliers to guarantee the proper functioning of their products in various applications.

4.5 Verification of Compatibility for the Submersible Dredge Pump

After selecting the flow rate and head values, it is imperative to verify their compatibility with the matching points on the performance curve to ensure that the selected values lie on the curve and the pump can operate stably under the specified conditions. OCEAN Pump’s technical team, as part of a leading slurry pump manufacturer, will accurately calculate the pump’s shaft power based on parameters such as flow rate, head, discharge distance, and efficiency. They will then determine the required power range and recommend pump models with sufficient margins for efficient and stable operation in practical applications. This verification process is crucial for submersible slurry pump manufacturers, slurry pump suppliers, and slurry pump impeller suppliers to ensure seamless integration and optimal performance of the pump components.

please contact TAIAN OCEAN PUMP‘s excellent sales representative, Lingda Kong:

Phone/WhatsApp: +86 185 6229 3317
Email: sales@slurrypumpdm.com