1. A virtualized fusion storage sub-system, at least comprising:
a first server node;
a second server node; and
a common storage pool including at least one hard disk cluster, the first server node and the second server node being allowed to simultaneously access the common storage pool;
wherein the virtualized fusion storage sub-system has an operation system installed thereon, a storage space unit is defined in the operation system, the first server node and the second server node access the at least one hard disk cluster in the common storage pool through the storage space unit so as to synchronize the first server node and the second server node for a storage redundancy configuration, the operation system has a file server and a virtual server arranged therein, the virtual server is correspondingly connected to the file server on a basis of stacking of application programs of the operation system so as to match the virtual server and the file server.
2. The virtualized fusion storage sub-system according to claim 1, wherein the file server is configured with the first server node and the second server node, and the virtual server is configured with the first server node and the second server node.
3. The virtualized fusion storage sub-system according to claim 1, wherein the simultaneous access of the first server node and the second server node to the common storage pool is carried out by a dual domain storage technology.
4. The virtualized fusion storage sub-system according to claim 1, wherein multiple first server nodes and multiple second server nodes are included in the virtualized fusion storage sub-system.
5. The virtualized fusion storage sub-system according to claim 1, wherein the virtualized fusion storage sub-system is mounted on a server machine.
6. The virtualized fusion storage sub-system according to claim 1, wherein each of the first server node and the second server node comprises at least one controller, and the at least one controller of the first server node and the at least one controller of the second server node are respectively coupled to the at least one hard disk cluster.
7. The virtualized fusion storage sub-system according to claim 6, further comprising at least one storage extension module, each controller being connected to the at least one hard disk cluster by way of the at least one storage extension module.
8. The virtualized fusion storage sub-system according to claim 7, wherein the at least one controller of the first server node and the at least one controller of the second server node are respectively connected to a same hard disk cluster by way of the at least one storage extension module.
9. The virtualized fusion storage sub-system according to claim 8, wherein each storage extension module is connected to the at least one controller of the first server node and the at least one controller of the second server node.
10. A virtualized fusion storage system, comprising:
plurality of virtualized fusion storage sub-systems according to claim 1;
a switch connected to each one of the virtualized fusion storage sub-systems and to a plurality of clients; and
the plural clients for allowing users to access corresponding virtualized fusion storage sub-systems via the plural clients.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A heat exchanger assembly which comprises a casing housing at least one product conduit extending substantially therethrough and with a void surrounding the product conduit receiving in use, heat exchange service fluid, wherein the assembly further comprises a mount extending through the product conduit, said mount being moveable in a reciprocating manner along the product conduit and having a scraping means projecting therefrom towards an inner wall of the product conduit wherein the scraping means comprises a scraping head movably mounted outwardly on an arm characterised in that the scraping head is resiliently biased towards a wall of the product by a resilient biasing means associated with or comprising the arm such that upon reciprocation of the mount within the product conduit, the scraping means will scrape residues from the inner wall of the product conduit.
2. A heat exchanger assembly as claimed in claim 1 having a plurality of product conduits extending substantially through the casing and a plurality of mounts, each mount extending through a respective said conduit, the mounts being moveable in a reciprocating manner together by a common reciprocating drive means.
3. A heat exchanger assembly as claimed in claim 2 wherein the plurality of mounts is mounted in a base plate that is housed within the casing or an extension of the casing to move with the base plate, the base plate being moved in a reciprocating manner by the reciprocating drive means.
4. A heat exchanger assembly as claimed in claim 1, 2 or 3 wherein the scraping means comprises a plurality of scrapers arranged at intervals along the or each mount.
5. A heat exchanger assembly as claimed in any of claims 1 to 4 wherein the scraping means is formed of resilient material.
6. A heat exchanger assembly as claimed in any preceding claim, wherein the product conduit is a tube.
7. A heat exchanger assembly as claimed in claim 6, wherein the scraping means have an arcuate radially outer surface.
8. A heat exchanger assembly as claimed in claim 4, wherein the scrapers are arranged at different orientations along the length of the mount.
9. A heat exchanger assembly as claimed in any of claims 4 to 8 wherein the scraping means project radially from the mount.
10. A heat exchanger assembly as claimed in claim 9, wherein the scrapers are arranged in groups of two or three scrape at intervals along the length of the mount with each member of the group at a different respective orientation around the axis of the mount.
11. A heat exchanger assembly as claimed in any preceding claims wherein the outer surface of the scraping means matches the profile of the product conduit.
12. A heat exchanger assembly as claimed in any preceding claim, wherein the mount comprises a rod that extends through the product conduit.
13. A heat exchanger assembly as claimed in any preceding claims wherein the fluid conduit extends substantially longitudinally through the casing housing.
14. A heat exchanger assembly as claimed in any preceding claim, wherein the product fluid inlet is provided with a valve to prevent backflow of fluid, whereby the reciprocating drive means pumps the product fluid.
15. A heat exchanger assembly as claimed in any preceding claim, wherein the assembly further comprises a controller to control the reciprocation of the mount(s) at predetermined intervals or in response to sensed temperature of the product or service fluid.
16. A beat exchanger assembly which comprises a casing housing at least one product conduit extending substantially therethrough and defining a heat exchanger surface in contact with a heat exchange service fluid space wherein the assembly further comprises a mount extending along the product conduit, said mount being moveable in a reciprocating manner along the product conduit and having a scraping means projecting therefrom towards a wall of the product conduit, characterised in that the scraping means comprises a scraping head moveably mounted on an arm such that it is resiliently biased towards a wall of the product conduit, such that upon reciprocation of the mount along the product conduit, the scraping means will scrape product residues from the wall of the product conduit.
17. A heat exchanger assembly which comprises a casing housing at least one product conduit extending substantially therethrough and with a void surrounding the product conduit receiving, in use, heat exchange service fluid, characterised in that the assembly further comprises a mount extending through the product conduit, said mount being moveable in a reciprocating manner along the product conduit and having a turbulence generating member projecting therefrom, such that upon reciprocation of the mount within the product conduit in use, the member causes turbulence within the product conduit.
18. A heat exchanger as claimed in claim 17, wherein a plurality of turbulence generating members is provided.
19. A heat exchanger as claimed in claim 18, wherein each member is positioned at a different orientation around the axis of the mount.
20. A heat exchanger as claimed in any one of claims 17 to 19, wherein the turbulence generating member has a triangular cross section, wherein each corner of the triangle substantially contacts an inner surface of the product conduit.
21. A heat exchanger as claimed in claim 20, wherein the corners of the triangle are rounded.